110617020209 has 2 divisors, whose sum is σ = 110617020210. Its totient is φ = 110617020208.

The previous prime is 110617020169. The next prime is 110617020251. The reversal of 110617020209 is 902020716011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107889256225 + 2727763984 = 328465^2 + 52228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110617020209 is a prime.

It is a super-2 number, since 2×110617020209² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110617028209) 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, 55308510104 + 55308510105.

It is an arithmetic number, because the mean of its divisors is an integer number (55308510105).

Almost surely, 2^110617020209 is an apocalyptic number.

It is an amenable number.

110617020209 is a deficient number, since it is larger than the sum of its proper divisors (1).

110617020209 is an equidigital number, since it uses as much as digits as its factorization.

110617020209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 110617020209 in words is "one hundred ten billion, six hundred seventeen million, twenty thousand, two hundred nine".