22121030113 has 8 divisors (see below), whose sum is σ = 27225883328. Its totient is φ = 17502353424.

The previous prime is 22121030077. The next prime is 22121030153. The reversal of 22121030113 is 31103012122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22121030113 - 2²⁵ = 22087475681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22121030153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121544031 + ... + 121544212.

It is an arithmetic number, because the mean of its divisors is an integer number (3403235416).

Almost surely, 2^22121030113 is an apocalyptic number.

It is an amenable number.

22121030113 is a deficient number, since it is larger than the sum of its proper divisors (5104853215).

22121030113 is a wasteful number, since it uses less digits than its factorization.

22121030113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243088263.

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

Adding to 22121030113 its reverse (31103012122), we get a palindrome (53224042235).

The spelling of 22121030113 in words is "twenty-two billion, one hundred twenty-one million, thirty thousand, one hundred thirteen".