111100100111108 has 12 divisors (see below), whose sum is σ = 194798352117852. Its totient is φ = 55443428077440.

The previous prime is 111100100111093. The next prime is 111100100111153. The reversal of 111100100111108 is 801111001001111.

It can be written as a sum of positive squares in 2 ways, for example, as 81474308321344 + 29625791789764 = 9026312^2 + 5442958^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26655492185 + ... + 26655496352.

It is an arithmetic number, because the mean of its divisors is an integer number (16233196009821).

Almost surely, 2^{111100100111108} is an apocalyptic number.

It is an amenable number.

111100100111108 is a deficient number, since it is larger than the sum of its proper divisors (83698252006744).

111100100111108 is a wasteful number, since it uses less digits than its factorization.

111100100111108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53310989062 (or 53310989060 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 17.

Adding to 111100100111108 its reverse (801111001001111), we get a palindrome (912211101112219).

The spelling of 111100100111108 in words is "one hundred eleven trillion, one hundred billion, one hundred million, one hundred eleven thousand, one hundred eight".