232522152135021 has 96 divisors (see below), whose sum is σ = 387088261447680. Its totient is φ = 131751598464000.

The previous prime is 232522152134941. The next prime is 232522152135029. The reversal of 232522152135021 is 120531251225232.

232522152135021 is a `hidden beast` number, since 2 + 3 + 2 + 52 + 215 + 21 + 350 + 21 = 666.

It is not a de Polignac number, because 232522152135021 - 2²⁵ = 232522118580589 is a prime.

It is a super-2 number, since 2×232522152135021² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232522152135029) 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, 8498292381 + ... + 8498319741.

It is an arithmetic number, because the mean of its divisors is an integer number (4032169390080).

Almost surely, 2^{232522152135021} is an apocalyptic number.

232522152135021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

232522152135021 is a deficient number, since it is larger than the sum of its proper divisors (154566109312659).

232522152135021 is a wasteful number, since it uses less digits than its factorization.

232522152135021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29407 (or 29404 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 232522152135021 in words is "two hundred thirty-two trillion, five hundred twenty-two billion, one hundred fifty-two million, one hundred thirty-five thousand, twenty-one".