3123120030113 has 32 divisors (see below), whose sum is σ = 3459105423360. Its totient is φ = 2808031561920.

The previous prime is 3123120030109. The next prime is 3123120030139. The reversal of 3123120030113 is 3110300213213.

It is a cyclic number.

It is not a de Polignac number, because 3123120030113 - 2² = 3123120030109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3123120030103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74369120 + ... + 74411102.

It is an arithmetic number, because the mean of its divisors is an integer number (108097044480).

Almost surely, 2^{3123120030113} is an apocalyptic number.

It is an amenable number.

3123120030113 is a deficient number, since it is larger than the sum of its proper divisors (335985393247).

3123120030113 is a wasteful number, since it uses less digits than its factorization.

3123120030113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44469.

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

Adding to 3123120030113 its reverse (3110300213213), we get a palindrome (6233420243326).

The spelling of 3123120030113 in words is "three trillion, one hundred twenty-three billion, one hundred twenty million, thirty thousand, one hundred thirteen".