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102102212110200 = 23352170170353517
BaseRepresentation
bin10111001101110010000110…
…000101010110011101111000
3111101111212122201021120012220
4113031302012011112131320
5101340320312300011300
61001053035252004040
730335432666223561
oct2715620605263570
9441455581246186
10102102212110200
112a595339a34205
12b550114300620
1344c827459b5a3
141b2dab8433168
15bc0da5ce6da0
hex5cdc86156778

102102212110200 has 48 divisors (see below), whose sum is σ = 316516857543480. Its totient is φ = 27227256562560.

The previous prime is 102102212110189. The next prime is 102102212110259. The reversal of 102102212110200 is 2011212201201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102102212110200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85085176159 + ... + 85085177358.

Almost surely, 2102102212110200 is an apocalyptic number.

102102212110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102102212110200 is an abundant number, since it is smaller than the sum of its proper divisors (214414645433280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102102212110200 is a wasteful number, since it uses less digits than its factorization.

102102212110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170170353536 (or 170170353527 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102102212110200 its reverse (2011212201201), we get a palindrome (104113424311401).

The spelling of 102102212110200 in words is "one hundred two trillion, one hundred two billion, two hundred twelve million, one hundred ten thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 170170353517 340340707034 510511060551 680681414068 850851767585 1021022121102 1361362828136 1701703535170 2042044242204 2552555302755 3403407070340 4084088484408 4254258837925 5105110605510 6806814140680 8508517675850 10210221211020 12762776513775 17017035351700 20420442422040 25525553027550 34034070703400 51051106055100 102102212110200