311116522412 has 24 divisors (see below), whose sum is σ = 569131100160. Its totient is φ = 148634675280.

The previous prime is 311116522411. The next prime is 311116522427. The reversal of 311116522412 is 214225611113.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (311116522411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15869978 + ... + 15889569.

It is an arithmetic number, because the mean of its divisors is an integer number (23713795840).

Almost surely, 2^311116522412 is an apocalyptic number.

It is an amenable number.

311116522412 is a deficient number, since it is larger than the sum of its proper divisors (258014577748).

311116522412 is a wasteful number, since it uses less digits than its factorization.

311116522412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31759661 (or 31759659 counting only the distinct ones).

The product of its digits is 2880, while the sum is 29.

The spelling of 311116522412 in words is "three hundred eleven billion, one hundred sixteen million, five hundred twenty-two thousand, four hundred twelve".