200002001100 has 432 divisors, whose sum is σ = 651658291200. Its totient is φ = 47312179200.

The previous prime is 200002001099. The next prime is 200002001161. The reversal of 200002001100 is 1100200002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 278166541 + ... + 278167259.

Almost surely, 2^200002001100 is an apocalyptic number.

200002001100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200002001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325829145600).

200002001100 is an abundant number, since it is smaller than the sum of its proper divisors (451656290100).

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

200002001100 is a wasteful number, since it uses less digits than its factorization.

200002001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 916 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 200002001100 its reverse (1100200002), we get a palindrome (201102201102).

The spelling of 200002001100 in words is "two hundred billion, two million, one thousand, one hundred".