22100120120200 has 48 divisors (see below), whose sum is σ = 51384697776000. Its totient is φ = 8839717984320.

The previous prime is 22100120120189. The next prime is 22100120120209. The reversal of 22100120120200 is 202102100122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22100120120209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3342381 + ... + 7441219.

It is an arithmetic number, because the mean of its divisors is an integer number (1070514537000).

Almost surely, 2^{22100120120200} is an apocalyptic number.

22100120120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100120120200 is an abundant number, since it is smaller than the sum of its proper divisors (29284577655800).

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

22100120120200 is a wasteful number, since it uses less digits than its factorization.

22100120120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125814 (or 4125805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22100120120200 its reverse (202102100122), we get a palindrome (22302222220322).

The spelling of 22100120120200 in words is "twenty-two trillion, one hundred billion, one hundred twenty million, one hundred twenty thousand, two hundred".