231572262116 has 12 divisors (see below), whose sum is σ = 436424647932. Its totient is φ = 106879505568.

The previous prime is 231572262109. The next prime is 231572262133. The reversal of 231572262116 is 611262275132.

231572262116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 134502628516 + 97069633600 = 366746^2 + 311560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 231572262116.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226656315 + ... + 2226656418.

It is an arithmetic number, because the mean of its divisors is an integer number (36368720661).

Almost surely, 2^231572262116 is an apocalyptic number.

231572262116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

231572262116 is a deficient number, since it is larger than the sum of its proper divisors (204852385816).

231572262116 is a wasteful number, since it uses less digits than its factorization.

231572262116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453312750 (or 4453312748 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The spelling of 231572262116 in words is "two hundred thirty-one billion, five hundred seventy-two million, two hundred sixty-two thousand, one hundred sixteen".