231013112304 has 80 divisors (see below), whose sum is σ = 654816651552. Its totient is φ = 69739797504.

The previous prime is 231013112227. The next prime is 231013112327. The reversal of 231013112304 is 403211310132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3459507 + ... + 3525650.

Almost surely, 2^231013112304 is an apocalyptic number.

231013112304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

231013112304 is an abundant number, since it is smaller than the sum of its proper divisors (423803539248).

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

231013112304 is a wasteful number, since it uses less digits than its factorization.

231013112304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6985234 (or 6985228 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 231013112304 its reverse (403211310132), we get a palindrome (634224422436).

The spelling of 231013112304 in words is "two hundred thirty-one billion, thirteen million, one hundred twelve thousand, three hundred four".