231572111270 has 16 divisors (see below), whose sum is σ = 428095471248. Its totient is φ = 90125362080.

The previous prime is 231572111263. The next prime is 231572111327. The reversal of 231572111270 is 72111275132.

231572111270 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×231572111270² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312934916 + ... + 312935655.

It is an arithmetic number, because the mean of its divisors is an integer number (26755966953).

Almost surely, 2^231572111270 is an apocalyptic number.

231572111270 is a deficient number, since it is larger than the sum of its proper divisors (196523359978).

231572111270 is a wasteful number, since it uses less digits than its factorization.

231572111270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625870615.

The product of its (nonzero) digits is 5880, while the sum is 32.

The spelling of 231572111270 in words is "two hundred thirty-one billion, five hundred seventy-two million, one hundred eleven thousand, two hundred seventy".