2117133211 has 2 divisors, whose sum is σ = 2117133212. Its totient is φ = 2117133210.

The previous prime is 2117133209. The next prime is 2117133247. The reversal of 2117133211 is 1123317112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2117133211 - 2¹ = 2117133209 is a prime.

Together with 2117133209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2117133511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058566605 + 1058566606.

It is an arithmetic number, because the mean of its divisors is an integer number (1058566606).

Almost surely, 2^2117133211 is an apocalyptic number.

2117133211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2117133211 is an equidigital number, since it uses as much as digits as its factorization.

2117133211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 22.

The square root of 2117133211 is about 46012.3158621689. The cubic root of 2117133211 is about 1284.0523449495.

The spelling of 2117133211 in words is "two billion, one hundred seventeen million, one hundred thirty-three thousand, two hundred eleven".