312411443113 has 18 divisors (see below), whose sum is σ = 399458794938. Its totient is φ = 243437483520.

The previous prime is 312411443111. The next prime is 312411443131. The reversal of 312411443113 is 311344114213.

It can be written as a sum of positive squares in only one way, i.e., 183880588969 + 128530854144 = 428813^2 + 358512^2 .

It is not a de Polignac number, because 312411443113 - 2¹ = 312411443111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312411443111) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26340120 + ... + 26351977.

Almost surely, 2^312411443113 is an apocalyptic number.

It is an amenable number.

312411443113 is a deficient number, since it is larger than the sum of its proper divisors (87047351825).

312411443113 is a wasteful number, since it uses less digits than its factorization.

312411443113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52692133 (or 52692115 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 312411443113 its reverse (311344114213), we get a palindrome (623755557326).

Subtracting from 312411443113 its reverse (311344114213), we obtain a square (1067328900 = 32670²).

The spelling of 312411443113 in words is "three hundred twelve billion, four hundred eleven million, four hundred forty-three thousand, one hundred thirteen".