211133222099 has 4 divisors (see below), whose sum is σ = 211137350064. Its totient is φ = 211129094136.

The previous prime is 211133222059. The next prime is 211133222141. The reversal of 211133222099 is 990222331112.

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 211133222099 - 2⁸ = 211133221843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211133222029) 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, 1986287 + ... + 2089880.

It is an arithmetic number, because the mean of its divisors is an integer number (52784337516).

Almost surely, 2^211133222099 is an apocalyptic number.

211133222099 is a deficient number, since it is larger than the sum of its proper divisors (4127965).

211133222099 is an equidigital number, since it uses as much as digits as its factorization.

211133222099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127964.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 211133222099 in words is "two hundred eleven billion, one hundred thirty-three million, two hundred twenty-two thousand, ninety-nine".