12311314230344 has 8 divisors (see below), whose sum is σ = 23083714181910. Its totient is φ = 6155657115168.

The previous prime is 12311314230307. The next prime is 12311314230407. The reversal of 12311314230344 is 44303241311321.

It can be written as a sum of positive squares in only one way, i.e., 8017177057444 + 4294137172900 = 2831462^2 + 2072230^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12311314230344.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 769457139389 + ... + 769457139404.

Almost surely, 2^{12311314230344} is an apocalyptic number.

It is an amenable number.

12311314230344 is a deficient number, since it is larger than the sum of its proper divisors (10772399951566).

12311314230344 is a wasteful number, since it uses less digits than its factorization.

12311314230344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538914278799 (or 1538914278795 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 12311314230344 its reverse (44303241311321), we get a palindrome (56614555541665).

The spelling of 12311314230344 in words is "twelve trillion, three hundred eleven billion, three hundred fourteen million, two hundred thirty thousand, three hundred forty-four".