111311110103 has 8 divisors (see below), whose sum is σ = 117888966720. Its totient is φ = 104736602880.

The previous prime is 111311110091. The next prime is 111311110111. The reversal of 111311110103 is 301011113111.

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

It is not a de Polignac number, because 111311110103 - 2¹⁸ = 111310847959 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 (111311110123) 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, 768758 + ... + 902003.

It is an arithmetic number, because the mean of its divisors is an integer number (14736120840).

Almost surely, 2^111311110103 is an apocalyptic number.

111311110103 is a deficient number, since it is larger than the sum of its proper divisors (6577856617).

111311110103 is a wasteful number, since it uses less digits than its factorization.

111311110103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674697.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 111311110103 its reverse (301011113111), we get a palindrome (412322223214).

The spelling of 111311110103 in words is "one hundred eleven billion, three hundred eleven million, one hundred ten thousand, one hundred three".