22121011201022 has 16 divisors (see below), whose sum is σ = 33953316072192. Its totient is φ = 10803241239000.

The previous prime is 22121011201019. The next prime is 22121011201109. The reversal of 22121011201022 is 22010211012122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36095723 + ... + 36703449.

It is an arithmetic number, because the mean of its divisors is an integer number (2122082254512).

Almost surely, 2^{22121011201022} is an apocalyptic number.

22121011201022 is a deficient number, since it is larger than the sum of its proper divisors (11832304871170).

22121011201022 is a wasteful number, since it uses less digits than its factorization.

22121011201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031023.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22121011201022 its reverse (22010211012122), we get a palindrome (44131222213144).

The spelling of 22121011201022 in words is "twenty-two trillion, one hundred twenty-one billion, eleven million, two hundred one thousand, twenty-two".