112031131312 has 20 divisors (see below), whose sum is σ = 217065678336. Its totient is φ = 56014182080.

The previous prime is 112031131309. The next prime is 112031131313. The reversal of 112031131312 is 213131130211.

It is a self number, because there is not a number n which added to its sum of digits gives 112031131312.

It is not an unprimeable number, because it can be changed into a prime (112031131313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980433 + ... + 1088719.

Almost surely, 2^112031131312 is an apocalyptic number.

It is an amenable number.

112031131312 is a deficient number, since it is larger than the sum of its proper divisors (105034547024).

112031131312 is a wasteful number, since it uses less digits than its factorization.

112031131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172956 (or 172950 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 112031131312 its reverse (213131130211), we get a palindrome (325162261523).

The spelling of 112031131312 in words is "one hundred twelve billion, thirty-one million, one hundred thirty-one thousand, three hundred twelve".