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102203231002 = 2137813708121
BaseRepresentation
bin101111100101111001…
…0011000101100011010
3100202210201102001222221
41133023302120230122
53133303011343002
6114541305534254
710245456062335
oct1371362305432
9322721361887
10102203231002
113a387072174
12179837a438a
13983a102922
144d378dd61c
1529d2893c37
hex17cbc98b1a

102203231002 has 8 divisors (see below), whose sum is σ = 153316012212. Its totient is φ = 51097893600.

The previous prime is 102203230949. The next prime is 102203231023. The reversal of 102203231002 is 200132302201.

It can be written as a sum of positive squares in 2 ways, for example, as 99711324441 + 2491906561 = 315771^2 + 49919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1826499 + ... + 1881622.

Almost surely, 2102203231002 is an apocalyptic number.

102203231002 is a deficient number, since it is larger than the sum of its proper divisors (51112781210).

102203231002 is a wasteful number, since it uses less digits than its factorization.

102203231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3721904.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 102203231002 its reverse (200132302201), we get a palindrome (302335533203).

The spelling of 102203231002 in words is "one hundred two billion, two hundred three million, two hundred thirty-one thousand, two".

Divisors: 1 2 13781 27562 3708121 7416242 51101615501 102203231002