3111320011320 has 96 divisors (see below), whose sum is σ = 10283176378800. Its totient is φ = 815622867456.

The previous prime is 3111320011313. The next prime is 3111320011351. The reversal of 3111320011320 is 231100231113.

3111320011320 is a `hidden beast` number, since 3 + 1 + 11 + 320 + 0 + 11 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3111320011293 and 3111320011302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73220757 + ... + 73263236.

Almost surely, 2^{3111320011320} is an apocalyptic number.

3111320011320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3111320011320 is an abundant number, since it is smaller than the sum of its proper divisors (7171856367480).

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

3111320011320 is a wasteful number, since it uses less digits than its factorization.

3111320011320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146484069 (or 146484062 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 3111320011320 its reverse (231100231113), we get a palindrome (3342420242433).

The spelling of 3111320011320 in words is "three trillion, one hundred eleven billion, three hundred twenty million, eleven thousand, three hundred twenty".