231313112332 has 6 divisors (see below), whose sum is σ = 404797946588. Its totient is φ = 115656556164.

The previous prime is 231313112321. The next prime is 231313112333. The reversal of 231313112332 is 233211313132.

It is a junction number, because it is equal to n+sod(n) for n = 231313112297 and 231313112306.

It is not an unprimeable number, because it can be changed into a prime (231313112333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28914139038 + ... + 28914139045.

Almost surely, 2^231313112332 is an apocalyptic number.

It is an amenable number.

231313112332 is a deficient number, since it is larger than the sum of its proper divisors (173484834256).

231313112332 is a wasteful number, since it uses less digits than its factorization.

231313112332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57828278087 (or 57828278085 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

Adding to 231313112332 its reverse (233211313132), we get a palindrome (464524425464).

The spelling of 231313112332 in words is "two hundred thirty-one billion, three hundred thirteen million, one hundred twelve thousand, three hundred thirty-two".