3113302131220 has 48 divisors (see below), whose sum is σ = 6625292925888. Its totient is φ = 1228758727680.

The previous prime is 3113302131193. The next prime is 3113302131257. The reversal of 3113302131220 is 221312033113.

It is a junction number, because it is equal to n+sod(n) for n = 3113302131191 and 3113302131200.

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, 1782022 + ... + 3066301.

It is an arithmetic number, because the mean of its divisors is an integer number (138026935956).

Almost surely, 2^{3113302131220} is an apocalyptic number.

It is an amenable number.

3113302131220 is an abundant number, since it is smaller than the sum of its proper divisors (3511990794668).

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

3113302131220 is a wasteful number, since it uses less digits than its factorization.

3113302131220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4848760 (or 4848758 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3113302131220 its reverse (221312033113), we get a palindrome (3334614164333).

The spelling of 3113302131220 in words is "three trillion, one hundred thirteen billion, three hundred two million, one hundred thirty-one thousand, two hundred twenty".