311330103112012 has 12 divisors (see below), whose sum is σ = 544835705956696. Its totient is φ = 155662758552960.

The previous prime is 311330103112001. The next prime is 311330103112079. The reversal of 311330103112012 is 210211301033113.

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, 572945253 + ... + 573488380.

Almost surely, 2^{311330103112012} is an apocalyptic number.

It is an amenable number.

311330103112012 is a deficient number, since it is larger than the sum of its proper divisors (233505602844684).

311330103112012 is a wasteful number, since it uses less digits than its factorization.

311330103112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146501528 (or 1146501526 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 311330103112012 its reverse (210211301033113), we get a palindrome (521541404145125).

The spelling of 311330103112012 in words is "three hundred eleven trillion, three hundred thirty billion, one hundred three million, one hundred twelve thousand, twelve".