200021110099 has 4 divisors (see below), whose sum is σ = 200026041136. Its totient is φ = 200016179064.

The previous prime is 200021110097. The next prime is 200021110109. The reversal of 200021110099 is 990011120002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200021110099 - 2¹ = 200021110097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200021110097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2404164 + ... + 2485969.

It is an arithmetic number, because the mean of its divisors is an integer number (50006510284).

Almost surely, 2^200021110099 is an apocalyptic number.

200021110099 is a deficient number, since it is larger than the sum of its proper divisors (4931037).

200021110099 is an equidigital number, since it uses as much as digits as its factorization.

200021110099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4931036.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 200021110099 in words is "two hundred billion, twenty-one million, one hundred ten thousand, ninety-nine".