22221002113 has 16 divisors (see below), whose sum is σ = 24443781120. Its totient is φ = 20124384336.

The previous prime is 22221002059. The next prime is 22221002143. The reversal of 22221002113 is 31120012222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22221002113 - 2²⁹ = 21684131201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221002143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250945 + ... + 327742.

It is an arithmetic number, because the mean of its divisors is an integer number (1527736320).

Almost surely, 2^22221002113 is an apocalyptic number.

It is an amenable number.

22221002113 is a deficient number, since it is larger than the sum of its proper divisors (2222779007).

22221002113 is a wasteful number, since it uses less digits than its factorization.

22221002113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578796.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22221002113 its reverse (31120012222), we get a palindrome (53341014335).

The spelling of 22221002113 in words is "twenty-two billion, two hundred twenty-one million, two thousand, one hundred thirteen".