311301323103112 has 64 divisors (see below), whose sum is σ = 592254357781680. Its totient is φ = 153370951483392.

The previous prime is 311301323103107. The next prime is 311301323103151. The reversal of 311301323103112 is 211301323103113.

It can be written as a sum of positive squares in 8 ways, for example, as 112091641227556 + 199209681875556 = 10587334^2 + 14114166^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12899392198 + ... + 12899416330.

Almost surely, 2^{311301323103112} is an apocalyptic number.

It is an amenable number.

311301323103112 is a deficient number, since it is larger than the sum of its proper divisors (280953034678568).

311301323103112 is a wasteful number, since it uses less digits than its factorization.

311301323103112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44522 (or 44518 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 311301323103112 its reverse (211301323103113), we get a palindrome (522602646206225).

Subtracting from 311301323103112 its reverse (211301323103113), we obtain a palindrome (99999999999999).

The spelling of 311301323103112 in words is "three hundred eleven trillion, three hundred one billion, three hundred twenty-three million, one hundred three thousand, one hundred twelve".