1110109888109 has 2 divisors, whose sum is σ = 1110109888110. Its totient is φ = 1110109888108.

The previous prime is 1110109888103. The next prime is 1110109888267. The reversal of 1110109888109 is 9018889010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1077697286884 + 32412601225 = 1038122^2 + 180035^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110109888109 - 2²⁸ = 1109841452653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110109888103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555054944054 + 555054944055.

It is an arithmetic number, because the mean of its divisors is an integer number (555054944055).

Almost surely, 2^{1110109888109} is an apocalyptic number.

It is an amenable number.

1110109888109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110109888109 is an equidigital number, since it uses as much as digits as its factorization.

1110109888109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 47.

The spelling of 1110109888109 in words is "one trillion, one hundred ten billion, one hundred nine million, eight hundred eighty-eight thousand, one hundred nine".