22202023115021 has 24 divisors (see below), whose sum is σ = 23472697387776. Its totient is φ = 20997055664640.

The previous prime is 22202023115009. The next prime is 22202023115047. The reversal of 22202023115021 is 12051132020222.

It is not a de Polignac number, because 22202023115021 - 2¹⁴ = 22202023098637 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202023115621) 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 23 ways as a sum of consecutive naturals, for example, 15974756 + ... + 17308866.

It is an arithmetic number, because the mean of its divisors is an integer number (978029057824).

Almost surely, 2^{22202023115021} is an apocalyptic number.

It is an amenable number.

22202023115021 is a deficient number, since it is larger than the sum of its proper divisors (1270674272755).

22202023115021 is a wasteful number, since it uses less digits than its factorization.

22202023115021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334513 (or 1334490 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 22202023115021 its reverse (12051132020222), we get a palindrome (34253155135243).

The spelling of 22202023115021 in words is "twenty-two trillion, two hundred two billion, twenty-three million, one hundred fifteen thousand, twenty-one".