22464113002221 has 16 divisors (see below), whose sum is σ = 34394814167040. Its totient is φ = 12898055311920.

The previous prime is 22464113002171. The next prime is 22464113002271. The reversal of 22464113002221 is 12220031146422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22464113002171) and next prime (22464113002271).

It is not a de Polignac number, because 22464113002221 - 2⁶ = 22464113002157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22464113002271) 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, 17913965085 + ... + 17913966338.

It is an arithmetic number, because the mean of its divisors is an integer number (2149675885440).

Almost surely, 2^{22464113002221} is an apocalyptic number.

It is an amenable number.

22464113002221 is a deficient number, since it is larger than the sum of its proper divisors (11930701164819).

22464113002221 is a wasteful number, since it uses less digits than its factorization.

22464113002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35827931456.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 22464113002221 its reverse (12220031146422), we get a palindrome (34684144148643).

The spelling of 22464113002221 in words is "twenty-two trillion, four hundred sixty-four billion, one hundred thirteen million, two thousand, two hundred twenty-one".