22113120012013 has 4 divisors (see below), whose sum is σ = 22113144120928. Its totient is φ = 22113095903100.

The previous prime is 22113120011999. The next prime is 22113120012047. The reversal of 22113120012013 is 31021002131122.

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.

It is a cyclic number.

It is not a de Polignac number, because 22113120012013 - 2²⁹ = 22112583141101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113120012413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10621881 + ... + 12531982.

It is an arithmetic number, because the mean of its divisors is an integer number (5528286030232).

Almost surely, 2^{22113120012013} is an apocalyptic number.

It is an amenable number.

22113120012013 is a deficient number, since it is larger than the sum of its proper divisors (24108915).

22113120012013 is an equidigital number, since it uses as much as digits as its factorization.

22113120012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24108914.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 22113120012013 its reverse (31021002131122), we get a palindrome (53134122143135).

The spelling of 22113120012013 in words is "twenty-two trillion, one hundred thirteen billion, one hundred twenty million, twelve thousand, thirteen".