22101001112200 has 24 divisors (see below), whose sum is σ = 51384827586330. Its totient is φ = 8840400444800.

The previous prime is 22101001112173. The next prime is 22101001112243. The reversal of 22101001112200 is 221110010122.

It can be written as a sum of positive squares in 3 ways, for example, as 15767554422244 + 6333446689956 = 3970838^2 + 2516634^2 .

It is a super-2 number, since 2×22101001112200² (a number of 27 digits) contains 22 as substring.

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, 55252502581 + ... + 55252502980.

Almost surely, 2^{22101001112200} is an apocalyptic number.

22101001112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101001112200 is an abundant number, since it is smaller than the sum of its proper divisors (29283826474130).

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

22101001112200 is a wasteful number, since it uses less digits than its factorization.

22101001112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110505005577 (or 110505005568 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22101001112200 its reverse (221110010122), we get a palindrome (22322111122322).

The spelling of 22101001112200 in words is "twenty-two trillion, one hundred one billion, one million, one hundred twelve thousand, two hundred".