22201102202022 has 48 divisors (see below), whose sum is σ = 49958704493568. Its totient is φ = 7117709364720.

The previous prime is 22201102201987. The next prime is 22201102202023. The reversal of 22201102202022 is 22020220110222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22201102201986 and 22201102202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201102202023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121954818 + ... + 122136725.

It is an arithmetic number, because the mean of its divisors is an integer number (1040806343616).

Almost surely, 2^{22201102202022} is an apocalyptic number.

22201102202022 is an abundant number, since it is smaller than the sum of its proper divisors (27757602291546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22201102202022 is a wasteful number, since it uses less digits than its factorization.

22201102202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244091745 (or 244091742 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22201102202022 its reverse (22020220110222), we get a palindrome (44221322312244).

The spelling of 22201102202022 in words is "twenty-two trillion, two hundred one billion, one hundred two million, two hundred two thousand, twenty-two".