3123320013011 has 6 divisors (see below), whose sum is σ = 3433070758236. Its totient is φ = 2839381829900.

The previous prime is 3123320012983. The next prime is 3123320013091. The reversal of 3123320013011 is 1103100233213.

It is not a de Polignac number, because 3123320013011 - 2¹⁴ = 3123319996627 is a prime.

It is a super-2 number, since 2×3123320013011² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123320013091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12906280925 + ... + 12906281166.

It is an arithmetic number, because the mean of its divisors is an integer number (572178459706).

Almost surely, 2^{3123320013011} is an apocalyptic number.

3123320013011 is a deficient number, since it is larger than the sum of its proper divisors (309750745225).

3123320013011 is a wasteful number, since it uses less digits than its factorization.

3123320013011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25812562113 (or 25812562102 counting only the distinct ones).

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

Adding to 3123320013011 its reverse (1103100233213), we get a palindrome (4226420246224).

The spelling of 3123320013011 in words is "three trillion, one hundred twenty-three billion, three hundred twenty million, thirteen thousand, eleven".