111133112103 has 16 divisors (see below), whose sum is σ = 177306390240. Its totient is φ = 68389607232.

The previous prime is 111133112099. The next prime is 111133112141. The reversal of 111133112103 is 301211331111.

It is not a de Polignac number, because 111133112103 - 2² = 111133112099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111133112803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158308926 + ... + 158309627.

It is an arithmetic number, because the mean of its divisors is an integer number (11081649390).

Almost surely, 2^111133112103 is an apocalyptic number.

111133112103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111133112103 is a deficient number, since it is larger than the sum of its proper divisors (66173278137).

111133112103 is a wasteful number, since it uses less digits than its factorization.

111133112103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316618575 (or 316618569 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111133112103 its reverse (301211331111), we get a palindrome (412344443214).

The spelling of 111133112103 in words is "one hundred eleven billion, one hundred thirty-three million, one hundred twelve thousand, one hundred three".