110111101092809 has 2 divisors, whose sum is σ = 110111101092810. Its totient is φ = 110111101092808.

The previous prime is 110111101092799. The next prime is 110111101092821. The reversal of 110111101092809 is 908290101111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98686342810000 + 11424758282809 = 9934100^2 + 3380053^2 .

It is a cyclic number.

It is not a de Polignac number, because 110111101092809 - 2⁴⁴ = 92518915048393 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (110111101092899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055550546404 + 55055550546405.

It is an arithmetic number, because the mean of its divisors is an integer number (55055550546405).

Almost surely, 2^{110111101092809} is an apocalyptic number.

It is an amenable number.

110111101092809 is a deficient number, since it is larger than the sum of its proper divisors (1).

110111101092809 is an equidigital number, since it uses as much as digits as its factorization.

110111101092809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 35.

The spelling of 110111101092809 in words is "one hundred ten trillion, one hundred eleven billion, one hundred one million, ninety-two thousand, eight hundred nine".