12311113201312 has 24 divisors (see below), whose sum is σ = 24323758595892. Its totient is φ = 6133650700800.

The previous prime is 12311113201301. The next prime is 12311113201367. The reversal of 12311113201312 is 21310231111321.

12311113201312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11936720961936 + 374392239376 = 3454956^2 + 611876^2 .

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, 684550239 + ... + 684568222.

Almost surely, 2^{12311113201312} is an apocalyptic number.

It is an amenable number.

12311113201312 is a deficient number, since it is larger than the sum of its proper divisors (12012645394580).

12311113201312 is a wasteful number, since it uses less digits than its factorization.

12311113201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369118752 (or 1369118744 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 12311113201312 its reverse (21310231111321), we get a palindrome (33621344312633).

The spelling of 12311113201312 in words is "twelve trillion, three hundred eleven billion, one hundred thirteen million, two hundred one thousand, three hundred twelve".