3111313222320 has 40 divisors (see below), whose sum is σ = 9645070989936. Its totient is φ = 829683525888.

The previous prime is 3111313222319. The next prime is 3111313222363. The reversal of 3111313222320 is 232223131113.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6481902307 + ... + 6481902786.

Almost surely, 2^{3111313222320} is an apocalyptic number.

3111313222320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3111313222320 is an abundant number, since it is smaller than the sum of its proper divisors (6533757767616).

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

3111313222320 is a wasteful number, since it uses less digits than its factorization.

3111313222320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12963805109 (or 12963805103 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 3111313222320 its reverse (232223131113), we get a palindrome (3343536353433).

The spelling of 3111313222320 in words is "three trillion, one hundred eleven billion, three hundred thirteen million, two hundred twenty-two thousand, three hundred twenty".