232333000131 has 4 divisors (see below), whose sum is σ = 309777333512. Its totient is φ = 154888666752.

The previous prime is 232333000057. The next prime is 232333000171. The reversal of 232333000131 is 131000333232.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-232333000131 is a prime.

It is a super-2 number, since 2×232333000131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232333000098 and 232333000107.

It is not an unprimeable number, because it can be changed into a prime (232333000171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38722166686 + ... + 38722166691.

It is an arithmetic number, because the mean of its divisors is an integer number (77444333378).

Almost surely, 2^232333000131 is an apocalyptic number.

232333000131 is a deficient number, since it is larger than the sum of its proper divisors (77444333381).

232333000131 is an equidigital number, since it uses as much as digits as its factorization.

232333000131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77444333380.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 232333000131 its reverse (131000333232), we get a palindrome (363333333363).

The spelling of 232333000131 in words is "two hundred thirty-two billion, three hundred thirty-three million, one hundred thirty-one", and thus it is an aban number.