232257138102 has 64 divisors (see below), whose sum is σ = 566419392000. Its totient is φ = 69959478240.

The previous prime is 232257138089. The next prime is 232257138151. The reversal of 232257138102 is 201831752232.

232257138102 is a `hidden beast` number, since 2 + 3 + 2 + 2 + 571 + 3 + 81 + 0 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1071477 + ... + 1269872.

It is an arithmetic number, because the mean of its divisors is an integer number (8850303000).

Almost surely, 2^232257138102 is an apocalyptic number.

232257138102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

232257138102 is an abundant number, since it is smaller than the sum of its proper divisors (334162253898).

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

232257138102 is a wasteful number, since it uses less digits than its factorization.

232257138102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341538 (or 2341532 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 232257138102 in words is "two hundred thirty-two billion, two hundred fifty-seven million, one hundred thirty-eight thousand, one hundred two".