311002373200112 has 80 divisors (see below), whose sum is σ = 658083693564000. Its totient is φ = 141206069329920.

The previous prime is 311002373200097. The next prime is 311002373200133. The reversal of 311002373200112 is 211002373200113.

It is a super-2 number, since 2×311002373200112² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 6981108014 + ... + 6981152562.

It is an arithmetic number, because the mean of its divisors is an integer number (8226046169550).

Almost surely, 2^{311002373200112} is an apocalyptic number.

It is an amenable number.

311002373200112 is an abundant number, since it is smaller than the sum of its proper divisors (347081320363888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311002373200112 is a wasteful number, since it uses less digits than its factorization.

311002373200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88194 (or 88188 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

Subtracting from 311002373200112 its reverse (211002373200113), we obtain a palindrome (99999999999999).

The spelling of 311002373200112 in words is "three hundred eleven trillion, two billion, three hundred seventy-three million, two hundred thousand, one hundred twelve".