22101220120200 has 192 divisors, whose sum is σ = 74322646796160. Its totient is φ = 5400589854720.

The previous prime is 22101220120159. The next prime is 22101220120211. The reversal of 22101220120200 is 202102210122.

22101220120200 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22101220120200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9272604 + ... + 11409803.

It is an arithmetic number, because the mean of its divisors is an integer number (387097118730).

Almost surely, 2^{22101220120200} is an apocalyptic number.

22101220120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101220120200 is an abundant number, since it is smaller than the sum of its proper divisors (52221426675960).

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

22101220120200 is a wasteful number, since it uses less digits than its factorization.

22101220120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20682576 (or 20682567 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22101220120200 its reverse (202102210122), we get a palindrome (22303322330322).

The spelling of 22101220120200 in words is "twenty-two trillion, one hundred one billion, two hundred twenty million, one hundred twenty thousand, two hundred".