231112134031000 has 64 divisors (see below), whose sum is σ = 540860088862080. Its totient is φ = 92434991180800.

The previous prime is 231112134030889. The next prime is 231112134031003. The reversal of 231112134031000 is 130431211132.

It is a super-2 number, since 2×231112134031000² (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 (231112134031003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2946352 + ... + 21700351.

It is an arithmetic number, because the mean of its divisors is an integer number (8450938888470).

Almost surely, 2^{231112134031000} is an apocalyptic number.

231112134031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231112134031000 is an abundant number, since it is smaller than the sum of its proper divisors (309747954831080).

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

231112134031000 is a wasteful number, since it uses less digits than its factorization.

231112134031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24656101 (or 24656087 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 231112134031000 its reverse (130431211132), we get a palindrome (231242565242132).

The spelling of 231112134031000 in words is "two hundred thirty-one trillion, one hundred twelve billion, one hundred thirty-four million, thirty-one thousand".