231374012118 has 32 divisors (see below), whose sum is σ = 468214093536. Its totient is φ = 76216025088.

The previous prime is 231374012117. The next prime is 231374012143. The reversal of 231374012118 is 811210473132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231374012117) 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, 96330 + ... + 687042.

It is an arithmetic number, because the mean of its divisors is an integer number (14631690423).

Almost surely, 2^231374012118 is an apocalyptic number.

231374012118 is an abundant number, since it is smaller than the sum of its proper divisors (236840081418).

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

231374012118 is a wasteful number, since it uses less digits than its factorization.

231374012118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591488.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 231374012118 in words is "two hundred thirty-one billion, three hundred seventy-four million, twelve thousand, one hundred eighteen".