222202122221200 has 120 divisors (see below), whose sum is σ = 584130996678816. Its totient is φ = 80556660096000.

The previous prime is 222202122221159. The next prime is 222202122221201. The reversal of 222202122221200 is 2122221202222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (222202122221201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74828317 + ... + 77741116.

Almost surely, 2^{222202122221200} is an apocalyptic number.

222202122221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202122221200 is an abundant number, since it is smaller than the sum of its proper divisors (361928874457616).

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

222202122221200 is a wasteful number, since it uses less digits than its factorization.

222202122221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152569793 (or 152569782 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 222202122221200 its reverse (2122221202222), we get a palindrome (224324343423422).

The spelling of 222202122221200 in words is "two hundred twenty-two trillion, two hundred two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred".