112312131223312 has 20 divisors (see below), whose sum is σ = 227065830517440. Its totient is φ = 53714497541408.

The previous prime is 112312131223297. The next prime is 112312131223429. The reversal of 112312131223312 is 213322131213211.

It is a super-2 number, since 2×112312131223312² (a number of 29 digits) contains 22 as substring.

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, 152598004012 + ... + 152598004747.

It is an arithmetic number, because the mean of its divisors is an integer number (11353291525872).

Almost surely, 2^{112312131223312} is an apocalyptic number.

It is an amenable number.

112312131223312 is an abundant number, since it is smaller than the sum of its proper divisors (114753699294128).

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

112312131223312 is a wasteful number, since it uses less digits than its factorization.

112312131223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305196008790 (or 305196008784 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

Adding to 112312131223312 its reverse (213322131213211), we get a palindrome (325634262436523).

The spelling of 112312131223312 in words is "one hundred twelve trillion, three hundred twelve billion, one hundred thirty-one million, two hundred twenty-three thousand, three hundred twelve".