22100123113 has 4 divisors (see below), whose sum is σ = 22639150548. Its totient is φ = 21561095680.

The previous prime is 22100123099. The next prime is 22100123159. The reversal of 22100123113 is 31132100122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 968267689 + 21131855424 = 31117^2 + 145368^2 .

It is a cyclic number.

It is not a de Polignac number, because 22100123113 - 2²⁵ = 22066568681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100127113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269513656 + ... + 269513737.

It is an arithmetic number, because the mean of its divisors is an integer number (5659787637).

Almost surely, 2^22100123113 is an apocalyptic number.

It is an amenable number.

22100123113 is a deficient number, since it is larger than the sum of its proper divisors (539027435).

22100123113 is an equidigital number, since it uses as much as digits as its factorization.

22100123113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539027434.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22100123113 its reverse (31132100122), we get a palindrome (53232223235).

The spelling of 22100123113 in words is "twenty-two billion, one hundred million, one hundred twenty-three thousand, one hundred thirteen".