231310023122 has 8 divisors (see below), whose sum is σ = 348493515696. Its totient is φ = 115145517892.

The previous prime is 231310023103. The next prime is 231310023157. The reversal of 231310023122 is 221320013132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 231310023094 and 231310023103.

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, 254746268 + ... + 254747175.

It is an arithmetic number, because the mean of its divisors is an integer number (43561689462).

Almost surely, 2^231310023122 is an apocalyptic number.

231310023122 is a deficient number, since it is larger than the sum of its proper divisors (117183492574).

231310023122 is a wasteful number, since it uses less digits than its factorization.

231310023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509493672.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 231310023122 its reverse (221320013132), we get a palindrome (452630036254).

The spelling of 231310023122 in words is "two hundred thirty-one billion, three hundred ten million, twenty-three thousand, one hundred twenty-two".