111100101111011 has 4 divisors (see below), whose sum is σ = 111765371177712. Its totient is φ = 110434831044312.

The previous prime is 111100101111007. The next prime is 111100101111019. The reversal of 111100101111011 is 110111101001111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111100101111011 - 2² = 111100101111007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111100101110983 and 111100101111001.

It is not an unprimeable number, because it can be changed into a prime (111100101111019) 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, 332635033100 + ... + 332635033433.

It is an arithmetic number, because the mean of its divisors is an integer number (27941342794428).

Almost surely, 2^{111100101111011} is an apocalyptic number.

111100101111011 is a deficient number, since it is larger than the sum of its proper divisors (665270066701).

111100101111011 is an equidigital number, since it uses as much as digits as its factorization.

111100101111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665270066700.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 111100101111011 its reverse (110111101001111), we get a palindrome (221211202112122).

The spelling of 111100101111011 in words is "one hundred eleven trillion, one hundred billion, one hundred one million, one hundred eleven thousand, eleven".