22001010220100 has 72 divisors (see below), whose sum is σ = 49389169057536. Its totient is φ = 8498045520000.

The previous prime is 22001010220097. The next prime is 22001010220103. The reversal of 22001010220100 is 102201010022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22001010220097) and next prime (22001010220103).

It is not an unprimeable number, because it can be changed into a prime (22001010220103) 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, 6268406 + ... + 9126605.

Almost surely, 2^{22001010220100} is an apocalyptic number.

22001010220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001010220100 is an abundant number, since it is smaller than the sum of its proper divisors (27388158837436).

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

22001010220100 is a wasteful number, since it uses less digits than its factorization.

22001010220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15395517 (or 15395510 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22001010220100 its reverse (102201010022), we get a palindrome (22103211230122).

The spelling of 22001010220100 in words is "twenty-two trillion, one billion, ten million, two hundred twenty thousand, one hundred".