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211010100000 = 253557891129
BaseRepresentation
bin1100010010000100101…
…1101001101100100000
3202011122122201201022220
43010201023221230200
511424122041200000
6240534154431040
721150012153630
oct3044113515440
9664578651286
10211010100000
11815417782a7
1234a8aa32480
1316b8a371a4b
14a2da4606c0
15574ed5b1a0
hex31212e9b20

211010100000 has 576 divisors, whose sum is σ = 800836243200. Its totient is φ = 47646720000.

The previous prime is 211010099999. The next prime is 211010100001. The reversal of 211010100000 is 1010112.

It is an interprime number because it is at equal distance from previous prime (211010099999) and next prime (211010100001).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (211010100001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 186899436 + ... + 186900564.

It is an arithmetic number, because the mean of its divisors is an integer number (1390340700).

Almost surely, 2211010100000 is an apocalyptic number.

211010100000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211010100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400418121600).

211010100000 is an abundant number, since it is smaller than the sum of its proper divisors (589826143200).

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

211010100000 is an equidigital number, since it uses as much as digits as its factorization.

211010100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 211010100000 its reverse (1010112), we get a palindrome (211011110112).

The spelling of 211010100000 in words is "two hundred eleven billion, ten million, one hundred thousand".