202122201222200 has 96 divisors (see below), whose sum is σ = 537263511996960. Its totient is φ = 69273756710400.

The previous prime is 202122201222181. The next prime is 202122201222287. The reversal of 202122201222200 is 2222102221202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22498427 + ... + 30173226.

It is an arithmetic number, because the mean of its divisors is an integer number (5596494916635).

Almost surely, 2^{202122201222200} is an apocalyptic number.

202122201222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202122201222200 is an abundant number, since it is smaller than the sum of its proper divisors (335141310774760).

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

202122201222200 is a wasteful number, since it uses less digits than its factorization.

202122201222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52674417 (or 52674408 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 202122201222200 its reverse (2222102221202), we get a palindrome (204344303443402).

The spelling of 202122201222200 in words is "two hundred two trillion, one hundred twenty-two billion, two hundred one million, two hundred twenty-two thousand, two hundred".