231301331032 has 16 divisors (see below), whose sum is σ = 439630955640. Its totient is φ = 114066409536.

The previous prime is 231301330993. The next prime is 231301331057. The reversal of 231301331032 is 230133103132.

It is a junction number, because it is equal to n+sod(n) for n = 231301330994 and 231301331012.

It is a congruent number.

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, 198031378 + ... + 198032545.

Almost surely, 2^231301331032 is an apocalyptic number.

It is an amenable number.

231301331032 is a deficient number, since it is larger than the sum of its proper divisors (208329624608).

231301331032 is a wasteful number, since it uses less digits than its factorization.

231301331032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396064002 (or 396063998 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 231301331032 its reverse (230133103132), we get a palindrome (461434434164).

The spelling of 231301331032 in words is "two hundred thirty-one billion, three hundred one million, three hundred thirty-one thousand, thirty-two".