2111442199 has 2 divisors, whose sum is σ = 2111442200. Its totient is φ = 2111442198.

The previous prime is 2111442191. The next prime is 2111442239. The reversal of 2111442199 is 9912441112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111442199 - 2³ = 2111442191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111442191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055721099 + 1055721100.

It is an arithmetic number, because the mean of its divisors is an integer number (1055721100).

Almost surely, 2^2111442199 is an apocalyptic number.

2111442199 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111442199 is an equidigital number, since it uses as much as digits as its factorization.

2111442199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 2111442199 is about 45950.4319783830. The cubic root of 2111442199 is about 1282.9007696630.

The spelling of 2111442199 in words is "two billion, one hundred eleven million, four hundred forty-two thousand, one hundred ninety-nine".