12311314012 has 6 divisors (see below), whose sum is σ = 21544799528. Its totient is φ = 6155657004.

The previous prime is 12311314003. The next prime is 12311314049. The reversal of 12311314012 is 21041311321.

It is a super-2 number, since 2×12311314012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1538914248 + ... + 1538914255.

Almost surely, 2^12311314012 is an apocalyptic number.

It is an amenable number.

12311314012 is a deficient number, since it is larger than the sum of its proper divisors (9233485516).

12311314012 is a wasteful number, since it uses less digits than its factorization.

12311314012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077828507 (or 3077828505 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12311314012 its reverse (21041311321), we get a palindrome (33352625333).

The spelling of 12311314012 in words is "twelve billion, three hundred eleven million, three hundred fourteen thousand, twelve".