111100111100011 has 16 divisors (see below), whose sum is σ = 123144700890240. Its totient is φ = 99382942010880.

The previous prime is 111100111099969. The next prime is 111100111100071. The reversal of 111100111100011 is 110001111001111.

It is a happy number.

It is not a de Polignac number, because 111100111100011 - 2⁷ = 111100111099883 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (111100111100071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82433206 + ... + 83770123.

It is an arithmetic number, because the mean of its divisors is an integer number (7696543805640).

Almost surely, 2^{111100111100011} is an apocalyptic number.

111100111100011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111100111100011 is a deficient number, since it is larger than the sum of its proper divisors (12044589790229).

111100111100011 is a wasteful number, since it uses less digits than its factorization.

111100111100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166204314.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 111100111100011 its reverse (110001111001111), we get a palindrome (221101222101122).

The spelling of 111100111100011 in words is "one hundred eleven trillion, one hundred billion, one hundred eleven million, one hundred thousand, eleven".