111320110001 has 4 divisors (see below), whose sum is σ = 112400887872. Its totient is φ = 110239332132.

The previous prime is 111320109961. The next prime is 111320110019. The reversal of 111320110001 is 100011023111.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 100011023111 = 461 ⋅216943651.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111320110001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111320110061) 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 3 ways as a sum of consecutive naturals, for example, 540388781 + ... + 540388986.

It is an arithmetic number, because the mean of its divisors is an integer number (28100221968).

Almost surely, 2^111320110001 is an apocalyptic number.

It is an amenable number.

111320110001 is a deficient number, since it is larger than the sum of its proper divisors (1080777871).

111320110001 is a wasteful number, since it uses less digits than its factorization.

111320110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080777870.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 111320110001 its reverse (100011023111), we get a palindrome (211331133112).

The spelling of 111320110001 in words is "one hundred eleven billion, three hundred twenty million, one hundred ten thousand, one".