111110100000109 has 4 divisors (see below), whose sum is σ = 126982971428704. Its totient is φ = 95237228571516.

The previous prime is 111110100000089. The next prime is 111110100000113. The reversal of 111110100000109 is 901000001011111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111110100000109 - 2²⁷ = 111109965782381 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111110100000092 and 111110100000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110100000149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7936435714287 + ... + 7936435714300.

It is an arithmetic number, because the mean of its divisors is an integer number (31745742857176).

Almost surely, 2^{111110100000109} is an apocalyptic number.

It is an amenable number.

111110100000109 is a deficient number, since it is larger than the sum of its proper divisors (15872871428595).

111110100000109 is an equidigital number, since it uses as much as digits as its factorization.

111110100000109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15872871428594.

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 111110100000109 in words is "one hundred eleven trillion, one hundred ten billion, one hundred million, one hundred nine", and thus it is an aban number.