22202020111200 has 144 divisors (see below), whose sum is σ = 74220753474000. Its totient is φ = 5760524113920.

The previous prime is 22202020111127. The next prime is 22202020111207. The reversal of 22202020111200 is 211102020222.

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 22202020111200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202020111207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124922575 + ... + 125100174.

It is an arithmetic number, because the mean of its divisors is an integer number (515421899125).

Almost surely, 2^{22202020111200} is an apocalyptic number.

22202020111200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202020111200 is an abundant number, since it is smaller than the sum of its proper divisors (52018733362800).

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

22202020111200 is a wasteful number, since it uses less digits than its factorization.

22202020111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250022809 (or 250022796 counting only the distinct ones).

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

Adding to 22202020111200 its reverse (211102020222), we get a palindrome (22413122131422).

The spelling of 22202020111200 in words is "twenty-two trillion, two hundred two billion, twenty million, one hundred eleven thousand, two hundred".