1111101100111 has 4 divisors (see below), whose sum is σ = 1169580105400. Its totient is φ = 1052622094824.

The previous prime is 1111101100093. The next prime is 1111101100129. The reversal of 1111101100111 is 1110011011111.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (1111101100093) and next prime (1111101100129).

It is a cyclic number.

It is not a de Polignac number, because 1111101100111 - 2²⁷ = 1110966882383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111101100171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29239502616 + ... + 29239502653.

It is an arithmetic number, because the mean of its divisors is an integer number (292395026350).

Almost surely, 2^{1111101100111} is an apocalyptic number.

1111101100111 is a deficient number, since it is larger than the sum of its proper divisors (58479005289).

1111101100111 is an equidigital number, since it uses as much as digits as its factorization.

1111101100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58479005288.

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

Adding to 1111101100111 its reverse (1110011011111), we get a palindrome (2221112111222).

The spelling of 1111101100111 in words is "one trillion, one hundred eleven billion, one hundred one million, one hundred thousand, one hundred eleven".