22001101100 has 36 divisors (see below), whose sum is σ = 52082609208. Its totient is φ = 8000400000.

The previous prime is 22001101097. The next prime is 22001101127. The reversal of 22001101100 is 110110022.

It is a super-2 number, since 2×22001101100² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9999401 + ... + 10001600.

Almost surely, 2^22001101100 is an apocalyptic number.

22001101100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001101100 is an abundant number, since it is smaller than the sum of its proper divisors (30081508108).

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

22001101100 is a wasteful number, since it uses less digits than its factorization.

22001101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20001026 (or 20001019 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 22001101100 its reverse (110110022), we get a palindrome (22111211122).

The spelling of 22001101100 in words is "twenty-two billion, one million, one hundred one thousand, one hundred".