3120111113020 has 96 divisors (see below), whose sum is σ = 7487970739200. Its totient is φ = 1081595424000.

The previous prime is 3120111113003. The next prime is 3120111113047. The reversal of 3120111113020 is 203111110213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3120111112985 and 3120111113003.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2591206 + ... + 3599245.

It is an arithmetic number, because the mean of its divisors is an integer number (77999695200).

Almost surely, 2^{3120111113020} is an apocalyptic number.

It is an amenable number.

3120111113020 is an abundant number, since it is smaller than the sum of its proper divisors (4367859626180).

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

3120111113020 is a wasteful number, since it uses less digits than its factorization.

3120111113020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6190579 (or 6190577 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 3120111113020 its reverse (203111110213), we get a palindrome (3323222223233).

The spelling of 3120111113020 in words is "three trillion, one hundred twenty billion, one hundred eleven million, one hundred thirteen thousand, twenty".