311232404232112 has 20 divisors (see below), whose sum is σ = 657832127127336. Its totient is φ = 141469274650880.

The previous prime is 311232404232103. The next prime is 311232404232119. The reversal of 311232404232112 is 211232404232113.

It is not an unprimeable number, because it can be changed into a prime (311232404232119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884182966393 + ... + 884182966744.

Almost surely, 2^{311232404232112} is an apocalyptic number.

It is an amenable number.

311232404232112 is an abundant number, since it is smaller than the sum of its proper divisors (346599722895224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311232404232112 is a wasteful number, since it uses less digits than its factorization.

311232404232112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768365933156 (or 1768365933150 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 311232404232112 its reverse (211232404232113), we get a palindrome (522464808464225).

Subtracting from 311232404232112 its reverse (211232404232113), we obtain a palindrome (99999999999999).

The spelling of 311232404232112 in words is "three hundred eleven trillion, two hundred thirty-two billion, four hundred four million, two hundred thirty-two thousand, one hundred twelve".