111000011110001 has 4 divisors (see below), whose sum is σ = 119538473503092. Its totient is φ = 102461548716912.

The previous prime is 111000011109983. The next prime is 111000011110003. The reversal of 111000011110001 is 100011110000111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73180770539776 + 37819240570225 = 8554576^2 + 6149735^2 .

It is a cyclic number.

It is not a de Polignac number, because 111000011110001 - 2⁶ = 111000011109937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111000011110003) 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, 4269231196526 + ... + 4269231196551.

It is an arithmetic number, because the mean of its divisors is an integer number (29884618375773).

Almost surely, 2^{111000011110001} is an apocalyptic number.

It is an amenable number.

111000011110001 is a deficient number, since it is larger than the sum of its proper divisors (8538462393091).

111000011110001 is an equidigital number, since it uses as much as digits as its factorization.

111000011110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8538462393090.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 111000011110001 its reverse (100011110000111), we get a palindrome (211011121110112).

It can be divided in two parts, 1110000111 and 10001, that multiplied together give a palindrome (11101111110111).

The spelling of 111000011110001 in words is "one hundred eleven trillion, eleven million, one hundred ten thousand, one".