22101022022022 has 64 divisors (see below), whose sum is σ = 49348841794560. Its totient is φ = 7331761943712.

The previous prime is 22101022022021. The next prime is 22101022022041. The reversal of 22101022022022 is 22022022010122.

22101022022022 is a `hidden beast` number, since 2 + 210 + 10 + 220 + 220 + 2 + 2 = 666.

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 = 22101022021986 and 22101022022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101022022021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9804643 + ... + 11846225.

It is an arithmetic number, because the mean of its divisors is an integer number (771075653040).

Almost surely, 2^{22101022022022} is an apocalyptic number.

22101022022022 is an abundant number, since it is smaller than the sum of its proper divisors (27247819772538).

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

22101022022022 is a wasteful number, since it uses less digits than its factorization.

22101022022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042554 (or 2042548 counting only the distinct ones).

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

Adding to 22101022022022 its reverse (22022022010122), we get a palindrome (44123044032144).

The spelling of 22101022022022 in words is "twenty-two trillion, one hundred one billion, twenty-two million, twenty-two thousand, twenty-two".