210002100211 has 4 divisors (see below), whose sum is σ = 210163517424. Its totient is φ = 209840683000.

The previous prime is 210002100179. The next prime is 210002100247. The reversal of 210002100211 is 112001200012.

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 210002100211 - 2⁵ = 210002100179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210002103211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80706655 + ... + 80709256.

It is an arithmetic number, because the mean of its divisors is an integer number (52540879356).

Almost surely, 2^210002100211 is an apocalyptic number.

210002100211 is a deficient number, since it is larger than the sum of its proper divisors (161417213).

210002100211 is a wasteful number, since it uses less digits than its factorization.

210002100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161417212.

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

Adding to 210002100211 its reverse (112001200012), we get a palindrome (322003300223).

The spelling of 210002100211 in words is "two hundred ten billion, two million, one hundred thousand, two hundred eleven".