12316203523112 has 8 divisors (see below), whose sum is σ = 23092881605850. Its totient is φ = 6158101761552.

The previous prime is 12316203523109. The next prime is 12316203523139. The reversal of 12316203523112 is 21132530261321.

It can be written as a sum of positive squares in only one way, i.e., 11462734263556 + 853469259556 = 3385666^2 + 923834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×12316203523112² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 769762720187 + ... + 769762720202.

Almost surely, 2^{12316203523112} is an apocalyptic number.

It is an amenable number.

12316203523112 is a deficient number, since it is larger than the sum of its proper divisors (10776678082738).

12316203523112 is a wasteful number, since it uses less digits than its factorization.

12316203523112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539525440395 (or 1539525440391 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 12316203523112 its reverse (21132530261321), we get a palindrome (33448733784433).

The spelling of 12316203523112 in words is "twelve trillion, three hundred sixteen billion, two hundred three million, five hundred twenty-three thousand, one hundred twelve".