111338103 has 4 divisors (see below), whose sum is σ = 148450808. Its totient is φ = 74225400.

The previous prime is 111338099. The next prime is 111338111. The reversal of 111338103 is 301833111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301833111 = 3 ⋅100611037.

It is not a de Polignac number, because 111338103 - 2² = 111338099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111338103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111338113) 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, 18556348 + ... + 18556353.

It is an arithmetic number, because the mean of its divisors is an integer number (37112702).

Almost surely, 2^111338103 is an apocalyptic number.

111338103 is a deficient number, since it is larger than the sum of its proper divisors (37112705).

111338103 is an equidigital number, since it uses as much as digits as its factorization.

111338103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37112704.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 111338103 is about 10551.6872110578. The cubic root of 111338103 is about 481.0770130389.

The spelling of 111338103 in words is "one hundred eleven million, three hundred thirty-eight thousand, one hundred three".