200021200200200 has 48 divisors (see below), whose sum is σ = 465054135138180. Its totient is φ = 80007646588160.

The previous prime is 200021200200191. The next prime is 200021200200229. The reversal of 200021200200200 is 2002002120002.

It can be written as a sum of positive squares in 6 ways, for example, as 127032781057924 + 72988419142276 = 11270882^2 + 8543326^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14217722 + ... + 24539478.

Almost surely, 2^{200021200200200} is an apocalyptic number.

200021200200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200021200200200 is an abundant number, since it is smaller than the sum of its proper divisors (265032934937980).

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

200021200200200 is a wasteful number, since it uses less digits than its factorization.

200021200200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10418666 (or 10418657 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 200021200200200 its reverse (2002002120002), we get a palindrome (202023202320202).

The spelling of 200021200200200 in words is "two hundred trillion, twenty-one billion, two hundred million, two hundred thousand, two hundred".