110020000109 has 2 divisors, whose sum is σ = 110020000110. Its totient is φ = 110020000108.

The previous prime is 110020000039. The next prime is 110020000169. The reversal of 110020000109 is 901000020011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81711937609 + 28308062500 = 285853^2 + 168250^2 .

It is a cyclic number.

It is not a de Polignac number, because 110020000109 - 2²⁴ = 110003222893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110020000093 and 110020000102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110020000169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010000054 + 55010000055.

It is an arithmetic number, because the mean of its divisors is an integer number (55010000055).

Almost surely, 2^110020000109 is an apocalyptic number.

It is an amenable number.

110020000109 is a deficient number, since it is larger than the sum of its proper divisors (1).

110020000109 is an equidigital number, since it uses as much as digits as its factorization.

110020000109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

The spelling of 110020000109 in words is "one hundred ten billion, twenty million, one hundred nine", and thus it is an aban number.