22022101122100 has 18 divisors (see below), whose sum is σ = 47787959435174. Its totient is φ = 8808840448800.

The previous prime is 22022101122097. The next prime is 22022101122127. The reversal of 22022101122100 is 122110122022.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 159406950564 + 21862694171536 = 399258^2 + 4675756^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110110505511 + ... + 110110505710.

Almost surely, 2^{22022101122100} is an apocalyptic number.

22022101122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022101122100 is an abundant number, since it is smaller than the sum of its proper divisors (25765858313074).

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

22022101122100 is a wasteful number, since it uses less digits than its factorization.

22022101122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220221011235 (or 220221011228 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22022101122100 its reverse (122110122022), we get a palindrome (22144211244122).

The spelling of 22022101122100 in words is "twenty-two trillion, twenty-two billion, one hundred one million, one hundred twenty-two thousand, one hundred".