231110323112 has 16 divisors (see below), whose sum is σ = 438817070400. Its totient is φ = 114092437680.

The previous prime is 231110323097. The next prime is 231110323153. The reversal of 231110323112 is 211323011132.

It is a happy 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, 182839814 + ... + 182841077.

It is an arithmetic number, because the mean of its divisors is an integer number (27426066900).

Almost surely, 2^231110323112 is an apocalyptic number.

It is an amenable number.

231110323112 is a deficient number, since it is larger than the sum of its proper divisors (207706747288).

231110323112 is a wasteful number, since it uses less digits than its factorization.

231110323112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365680976 (or 365680972 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 231110323112 its reverse (211323011132), we get a palindrome (442433334244).

The spelling of 231110323112 in words is "two hundred thirty-one billion, one hundred ten million, three hundred twenty-three thousand, one hundred twelve".