111100100111109 has 12 divisors (see below), whose sum is σ = 160633575085152. Its totient is φ = 73994893698600.

The previous prime is 111100100111093. The next prime is 111100100111153. The reversal of 111100100111109 is 901111001001111.

It is not a de Polignac number, because 111100100111109 - 2⁴ = 111100100111093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111100100111091 and 111100100111100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100100113109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5986632607 + ... + 5986651164.

It is an arithmetic number, because the mean of its divisors is an integer number (13386131257096).

Almost surely, 2^{111100100111109} is an apocalyptic number.

It is an amenable number.

111100100111109 is a deficient number, since it is larger than the sum of its proper divisors (49533474974043).

111100100111109 is a wasteful number, since it uses less digits than its factorization.

111100100111109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11973284808 (or 11973284805 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 18.

The spelling of 111100100111109 in words is "one hundred eleven trillion, one hundred billion, one hundred million, one hundred eleven thousand, one hundred nine".