200021100210210 has 64 divisors (see below), whose sum is σ = 487828228423680. Its totient is φ = 52477920384960.

The previous prime is 200021100210187. The next prime is 200021100210221. The reversal of 200021100210210 is 12012001120002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97003342 + ... + 99043881.

It is an arithmetic number, because the mean of its divisors is an integer number (7622316069120).

Almost surely, 2^{200021100210210} is an apocalyptic number.

200021100210210 is an abundant number, since it is smaller than the sum of its proper divisors (287807128213470).

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

200021100210210 is a wasteful number, since it uses less digits than its factorization.

200021100210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196047783.

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

Adding to 200021100210210 its reverse (12012001120002), we get a palindrome (212033101330212).

The spelling of 200021100210210 in words is "two hundred trillion, twenty-one billion, one hundred million, two hundred ten thousand, two hundred ten".