3122211111113 has 4 divisors (see below), whose sum is σ = 3122214698880. Its totient is φ = 3122207523348.

The previous prime is 3122211111109. The next prime is 3122211111223. The reversal of 3122211111113 is 3111111122213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3122211111113 - 2² = 3122211111109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122211111413) 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 3 ways as a sum of consecutive naturals, for example, 432656 + ... + 2536062.

It is an arithmetic number, because the mean of its divisors is an integer number (780553674720).

Almost surely, 2^{3122211111113} is an apocalyptic number.

It is an amenable number.

3122211111113 is a deficient number, since it is larger than the sum of its proper divisors (3587767).

3122211111113 is a wasteful number, since it uses less digits than its factorization.

3122211111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3587766.

The product of its digits is 72, while the sum is 20.

Adding to 3122211111113 its reverse (3111111122213), we get a palindrome (6233322233326).

The spelling of 3122211111113 in words is "three trillion, one hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, one hundred thirteen".