22100021201022 has 64 divisors (see below), whose sum is σ = 45323105264640. Its totient is φ = 7179857408000.

The previous prime is 22100021201009. The next prime is 22100021201033. The reversal of 22100021201022 is 22010212000122.

It is a junction number, because it is equal to n+sod(n) for n = 22100021200992 and 22100021201010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1261479979 + ... + 1261497497.

It is an arithmetic number, because the mean of its divisors is an integer number (708173519760).

Almost surely, 2^{22100021201022} is an apocalyptic number.

22100021201022 is an abundant number, since it is smaller than the sum of its proper divisors (23223084063618).

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

22100021201022 is a wasteful number, since it uses less digits than its factorization.

22100021201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22369.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22100021201022 its reverse (22010212000122), we get a palindrome (44110233201144).

The spelling of 22100021201022 in words is "twenty-two trillion, one hundred billion, twenty-one million, two hundred one thousand, twenty-two".