2195797865119 has 2 divisors, whose sum is σ = 2195797865120. Its totient is φ = 2195797865118.

The previous prime is 2195797865099. The next prime is 2195797865153. The reversal of 2195797865119 is 9115687975912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2195797865119 - 2²⁷ = 2195663647391 is a prime.

It is a super-2 number, since 2×2195797865119² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2195797865189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097898932559 + 1097898932560.

It is an arithmetic number, because the mean of its divisors is an integer number (1097898932560).

Almost surely, 2^{2195797865119} is an apocalyptic number.

2195797865119 is a deficient number, since it is larger than the sum of its proper divisors (1).

2195797865119 is an equidigital number, since it uses as much as digits as its factorization.

2195797865119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85730400, while the sum is 70.

The spelling of 2195797865119 in words is "two trillion, one hundred ninety-five billion, seven hundred ninety-seven million, eight hundred sixty-five thousand, one hundred nineteen".