3123313012113 has 16 divisors (see below), whose sum is σ = 4767174881280. Its totient is φ = 1781810004816.

The previous prime is 3123313012111. The next prime is 3123313012133. The reversal of 3123313012113 is 3112103133213.

It is not a de Polignac number, because 3123313012113 - 2¹ = 3123313012111 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3123313012111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122498943 + ... + 122524436.

It is an arithmetic number, because the mean of its divisors is an integer number (297948430080).

Almost surely, 2^{3123313012113} is an apocalyptic number.

It is an amenable number.

3123313012113 is a deficient number, since it is larger than the sum of its proper divisors (1643861869167).

3123313012113 is a wasteful number, since it uses less digits than its factorization.

3123313012113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245023996.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 3123313012113 its reverse (3112103133213), we get a palindrome (6235416145326).

The spelling of 3123313012113 in words is "three trillion, one hundred twenty-three billion, three hundred thirteen million, twelve thousand, one hundred thirteen".