200100222122100 has 144 divisors (see below), whose sum is σ = 615556541609856. Its totient is φ = 50012845056000.

The previous prime is 200100222122041. The next prime is 200100222122161. The reversal of 200100222122100 is 1221222001002.

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 200100222122100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80172016 + ... + 82630215.

It is an arithmetic number, because the mean of its divisors is an integer number (4274698205624).

Almost surely, 2^{200100222122100} is an apocalyptic number.

200100222122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200100222122100 is an abundant number, since it is smaller than the sum of its proper divisors (415456319487756).

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

200100222122100 is a wasteful number, since it uses less digits than its factorization.

200100222122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162802506 (or 162802499 counting only the distinct ones).

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

Adding to 200100222122100 its reverse (1221222001002), we get a palindrome (201321444123102).

The spelling of 200100222122100 in words is "two hundred trillion, one hundred billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred".