3120213313100 has 72 divisors (see below), whose sum is σ = 7446841163328. Its totient is φ = 1127566425600.

The previous prime is 3120213313069. The next prime is 3120213313121. The reversal of 3120213313100 is 13133120213.

It is a super-2 number, since 2×3120213313100² (a number of 26 digits) contains 22 as substring.

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

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, 25472561 + ... + 25594760.

Almost surely, 2^{3120213313100} is an apocalyptic number.

It is an amenable number.

3120213313100 is an abundant number, since it is smaller than the sum of its proper divisors (4326627850228).

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

3120213313100 is a wasteful number, since it uses less digits than its factorization.

3120213313100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51067395 (or 51067388 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 3120213313100 its reverse (13133120213), we get a palindrome (3133346433313).

The spelling of 3120213313100 in words is "three trillion, one hundred twenty billion, two hundred thirteen million, three hundred thirteen thousand, one hundred".