2219089092191 has 2 divisors, whose sum is σ = 2219089092192. Its totient is φ = 2219089092190.

The previous prime is 2219089092163. The next prime is 2219089092223. The reversal of 2219089092191 is 1912909809122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2219089092191 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2219089092491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1109544546095 + 1109544546096.

It is an arithmetic number, because the mean of its divisors is an integer number (1109544546096).

Almost surely, 2^{2219089092191} is an apocalyptic number.

2219089092191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2219089092191 is an equidigital number, since it uses as much as digits as its factorization.

2219089092191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 53.

The spelling of 2219089092191 in words is "two trillion, two hundred nineteen billion, eighty-nine million, ninety-two thousand, one hundred ninety-one".