200122221210100 has 72 divisors (see below), whose sum is σ = 525497409138240. Its totient is φ = 64577254571520.

The previous prime is 200122221210007. The next prime is 200122221210161. The reversal of 200122221210100 is 1012122221002.

It is a happy number.

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, 8408484790 + ... + 8408508589.

It is an arithmetic number, because the mean of its divisors is an integer number (7298575126920).

Almost surely, 2^{200122221210100} is an apocalyptic number.

200122221210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200122221210100 is an abundant number, since it is smaller than the sum of its proper divisors (325375187928140).

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

200122221210100 is a wasteful number, since it uses less digits than its factorization.

200122221210100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16816993417 (or 16816993410 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200122221210100 its reverse (1012122221002), we get a palindrome (201134343431102).

The spelling of 200122221210100 in words is "two hundred trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred ten thousand, one hundred".