110099997809 has 2 divisors, whose sum is σ = 110099997810. Its totient is φ = 110099997808.

The previous prime is 110099997793. The next prime is 110099997853. The reversal of 110099997809 is 908799990011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109888935025 + 211062784 = 331495^2 + 14528^2 .

It is an emirp because it is prime and its reverse (908799990011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110099997809 - 2⁴ = 110099997793 is a prime.

It is not a weakly prime, because it can be changed into another prime (110099997899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55049998904 + 55049998905.

It is an arithmetic number, because the mean of its divisors is an integer number (55049998905).

Almost surely, 2^110099997809 is an apocalyptic number.

It is an amenable number.

110099997809 is a deficient number, since it is larger than the sum of its proper divisors (1).

110099997809 is an equidigital number, since it uses as much as digits as its factorization.

110099997809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3306744, while the sum is 62.

The spelling of 110099997809 in words is "one hundred ten billion, ninety-nine million, nine hundred ninety-seven thousand, eight hundred nine".