233131113112 has 32 divisors (see below), whose sum is σ = 442651115520. Its totient is φ = 115099518240.

The previous prime is 233131113067. The next prime is 233131113157. The reversal of 233131113112 is 211311131332.

It is an interprime number because it is at equal distance from previous prime (233131113067) and next prime (233131113157).

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, 329368 + ... + 758119.

It is an arithmetic number, because the mean of its divisors is an integer number (13832847360).

Almost surely, 2^233131113112 is an apocalyptic number.

It is an amenable number.

233131113112 is a deficient number, since it is larger than the sum of its proper divisors (209520002408).

233131113112 is a wasteful number, since it uses less digits than its factorization.

233131113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087831 (or 1087827 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

Adding to 233131113112 its reverse (211311131332), we get a palindrome (444442244444).

The spelling of 233131113112 in words is "two hundred thirty-three billion, one hundred thirty-one million, one hundred thirteen thousand, one hundred twelve".