210211211099 has 2 divisors, whose sum is σ = 210211211100. Its totient is φ = 210211211098.

The previous prime is 210211211059. The next prime is 210211211159. The reversal of 210211211099 is 990112112012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210211211099 - 2³² = 205916243803 is a prime.

It is not a weakly prime, because it can be changed into another prime (210211211059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105105605549 + 105105605550.

It is an arithmetic number, because the mean of its divisors is an integer number (105105605550).

Almost surely, 2^210211211099 is an apocalyptic number.

210211211099 is a deficient number, since it is larger than the sum of its proper divisors (1).

210211211099 is an equidigital number, since it uses as much as digits as its factorization.

210211211099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 210211211099 in words is "two hundred ten billion, two hundred eleven million, two hundred eleven thousand, ninety-nine".