110000011109909 has 2 divisors, whose sum is σ = 110000011109910. Its totient is φ = 110000011109908.

The previous prime is 110000011109887. The next prime is 110000011110007. The reversal of 110000011109909 is 909901110000011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79329215823025 + 30670795286884 = 8906695^2 + 5538122^2 .

It is a cyclic number.

It is not a de Polignac number, because 110000011109909 - 2³⁶ = 109931291633173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110000011100909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000005554954 + 55000005554955.

It is an arithmetic number, because the mean of its divisors is an integer number (55000005554955).

Almost surely, 2^{110000011109909} is an apocalyptic number.

It is an amenable number.

110000011109909 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000011109909 is an equidigital number, since it uses as much as digits as its factorization.

110000011109909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729, while the sum is 32.

The spelling of 110000011109909 in words is "one hundred ten trillion, eleven million, one hundred nine thousand, nine hundred nine".