3120052130320 has 20 divisors (see below), whose sum is σ = 7254121203180. Its totient is φ = 1248020852096.

The previous prime is 3120052130311. The next prime is 3120052130329. The reversal of 3120052130320 is 230312500213.

It is an interprime number because it is at equal distance from previous prime (3120052130311) and next prime (3120052130329).

It can be written as a sum of positive squares in 2 ways, for example, as 1987964642304 + 1132087488016 = 1409952^2 + 1063996^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 3120052130291 and 3120052130300.

It is not an unprimeable number, because it can be changed into a prime (3120052130329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19500325735 + ... + 19500325894.

It is an arithmetic number, because the mean of its divisors is an integer number (362706060159).

Almost surely, 2^{3120052130320} is an apocalyptic number.

It is an amenable number.

3120052130320 is an abundant number, since it is smaller than the sum of its proper divisors (4134069072860).

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

3120052130320 is a wasteful number, since it uses less digits than its factorization.

3120052130320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39000651642 (or 39000651636 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 3120052130320 its reverse (230312500213), we get a palindrome (3350364630533).

The spelling of 3120052130320 in words is "three trillion, one hundred twenty billion, fifty-two million, one hundred thirty thousand, three hundred twenty".