233131323112 has 32 divisors (see below), whose sum is σ = 452130194880. Its totient is φ = 112618477440.

The previous prime is 233131323107. The next prime is 233131323119. The reversal of 233131323112 is 211323131332.

It is not an unprimeable number, because it can be changed into a prime (233131323119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3416538 + ... + 3484105.

It is an arithmetic number, because the mean of its divisors is an integer number (14129068590).

Almost surely, 2^233131323112 is an apocalyptic number.

It is an amenable number.

233131323112 is a deficient number, since it is larger than the sum of its proper divisors (218998871768).

233131323112 is a wasteful number, since it uses less digits than its factorization.

233131323112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6900793 (or 6900789 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

Adding to 233131323112 its reverse (211323131332), we get a palindrome (444454454444).

The spelling of 233131323112 in words is "two hundred thirty-three billion, one hundred thirty-one million, three hundred twenty-three thousand, one hundred twelve".