200101121200 has 30 divisors (see below), whose sum is σ = 480742944644. Its totient is φ = 80040448320.

The previous prime is 200101121149. The next prime is 200101121203. The reversal of 200101121200 is 2121101002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (200101121203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250126002 + ... + 250126801.

Almost surely, 2^200101121200 is an apocalyptic number.

200101121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101121200 is an abundant number, since it is smaller than the sum of its proper divisors (280641823444).

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

200101121200 is a wasteful number, since it uses less digits than its factorization.

200101121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500252821 (or 500252810 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200101121200 its reverse (2121101002), we get a palindrome (202222222202).

The spelling of 200101121200 in words is "two hundred billion, one hundred one million, one hundred twenty-one thousand, two hundred".