231959959132 has 12 divisors (see below), whose sum is σ = 442832649336. Its totient is φ = 105436345040.

The previous prime is 231959959123. The next prime is 231959959223.

231959959132 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×231959959132² (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 3 ways as a sum of consecutive naturals, for example, 2635908583 + ... + 2635908670.

It is an arithmetic number, because the mean of its divisors is an integer number (36902720778).

Almost surely, 2^231959959132 is an apocalyptic number.

231959959132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

231959959132 is a deficient number, since it is larger than the sum of its proper divisors (210872690204).

231959959132 is a wasteful number, since it uses less digits than its factorization.

231959959132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5271817268 (or 5271817266 counting only the distinct ones).

The product of its digits is 5904900, while the sum is 58.

The spelling of 231959959132 in words is "two hundred thirty-one billion, nine hundred fifty-nine million, nine hundred fifty-nine thousand, one hundred thirty-two".