200012001122100 has 72 divisors (see below), whose sum is σ = 578739179919040. Its totient is φ = 53333050682880.

The previous prime is 200012001122099. The next prime is 200012001122147. The reversal of 200012001122100 is 1221100210002.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 17165077 + ... + 26356476.

Almost surely, 2^{200012001122100} is an apocalyptic number.

200012001122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200012001122100 is an abundant number, since it is smaller than the sum of its proper divisors (378727178796940).

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

200012001122100 is a wasteful number, since it uses less digits than its factorization.

200012001122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43536889 (or 43536882 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200012001122100 its reverse (1221100210002), we get a palindrome (201233101332102).

The spelling of 200012001122100 in words is "two hundred trillion, twelve billion, one million, one hundred twenty-two thousand, one hundred".