232131333525 has 384 divisors, whose sum is σ = 536221679616. Its totient is φ = 85764096000.

The previous prime is 232131333503. The next prime is 232131333529. The reversal of 232131333525 is 525333131232.

It is a happy number.

It is not a de Polignac number, because 232131333525 - 2²⁷ = 231997115797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232131333529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 98736100 + ... + 98738450.

It is an arithmetic number, because the mean of its divisors is an integer number (1396410624).

Almost surely, 2^232131333525 is an apocalyptic number.

232131333525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232131333525 is an abundant number, since it is smaller than the sum of its proper divisors (304090346091).

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

232131333525 is a wasteful number, since it uses less digits than its factorization.

232131333525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461 (or 2456 counting only the distinct ones).

The product of its digits is 48600, while the sum is 33.

Adding to 232131333525 its reverse (525333131232), we get a palindrome (757464464757).

The spelling of 232131333525 in words is "two hundred thirty-two billion, one hundred thirty-one million, three hundred thirty-three thousand, five hundred twenty-five".