200021211020199 has 4 divisors (see below), whose sum is σ = 266694948026936. Its totient is φ = 133347474013464.

The previous prime is 200021211020179. The next prime is 200021211020201. The reversal of 200021211020199 is 991020112120002.

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

It is not a de Polignac number, because 200021211020199 - 2⁸ = 200021211019943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200021211020159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33336868503364 + ... + 33336868503369.

It is an arithmetic number, because the mean of its divisors is an integer number (66673737006734).

Almost surely, 2^{200021211020199} is an apocalyptic number.

200021211020199 is a deficient number, since it is larger than the sum of its proper divisors (66673737006737).

200021211020199 is an equidigital number, since it uses as much as digits as its factorization.

200021211020199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66673737006736.

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 200021211020199 in words is "two hundred trillion, twenty-one billion, two hundred eleven million, twenty thousand, one hundred ninety-nine".