111111001100013 has 4 divisors (see below), whose sum is σ = 148148001466688. Its totient is φ = 74074000733340.

The previous prime is 111111001099999. The next prime is 111111001100063. The reversal of 111111001100013 is 310001100111111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 111111001100013 - 2¹² = 111111001095917 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 (111111001100063) 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, 18518500183333 + ... + 18518500183338.

It is an arithmetic number, because the mean of its divisors is an integer number (37037000366672).

Almost surely, 2^{111111001100013} is an apocalyptic number.

It is an amenable number.

111111001100013 is a deficient number, since it is larger than the sum of its proper divisors (37037000366675).

111111001100013 is an equidigital number, since it uses as much as digits as its factorization.

111111001100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37037000366674.

The product of its (nonzero) digits is 3, while the sum is 12.

Adding to 111111001100013 its reverse (310001100111111), we get a palindrome (421112101211124).

The spelling of 111111001100013 in words is "one hundred eleven trillion, one hundred eleven billion, one million, one hundred thousand, thirteen".