111312444103 has 8 divisors (see below), whose sum is σ = 127412071808. Its totient is φ = 95262278904.

The previous prime is 111312444071. The next prime is 111312444149. The reversal of 111312444103 is 301444213111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111312444103 - 2⁵ = 111312444071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111312444163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12360801 + ... + 12369802.

It is an arithmetic number, because the mean of its divisors is an integer number (15926508976).

Almost surely, 2^111312444103 is an apocalyptic number.

111312444103 is a deficient number, since it is larger than the sum of its proper divisors (16099627705).

111312444103 is an equidigital number, since it uses as much as digits as its factorization.

111312444103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24731253.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111312444103 its reverse (301444213111), we get a palindrome (412756657214).

The spelling of 111312444103 in words is "one hundred eleven billion, three hundred twelve million, four hundred forty-four thousand, one hundred three".