3120031132220 has 48 divisors (see below), whose sum is σ = 6767097499008. Its totient is φ = 1207596452160.

The previous prime is 3120031132219. The next prime is 3120031132243. The reversal of 3120031132220 is 222311300213.

3120031132220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3120031132192 and 3120031132201.

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, 16860986 + ... + 17045025.

It is an arithmetic number, because the mean of its divisors is an integer number (140981197896).

Almost surely, 2^{3120031132220} is an apocalyptic number.

It is an amenable number.

3120031132220 is an abundant number, since it is smaller than the sum of its proper divisors (3647066366788).

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

3120031132220 is a wasteful number, since it uses less digits than its factorization.

3120031132220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33906170 (or 33906168 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 3120031132220 its reverse (222311300213), we get a palindrome (3342342432433).

The spelling of 3120031132220 in words is "three trillion, one hundred twenty billion, thirty-one million, one hundred thirty-two thousand, two hundred twenty".