111200103 has 24 divisors (see below), whose sum is σ = 193232000. Its totient is φ = 60197904.

The previous prime is 111200083. The next prime is 111200137. The reversal of 111200103 is 301002111.

It is not a de Polignac number, because 111200103 - 2¹³ = 111191911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45253 + ... + 47646.

Almost surely, 2^111200103 is an apocalyptic number.

111200103 is a deficient number, since it is larger than the sum of its proper divisors (82031897).

111200103 is a wasteful number, since it uses less digits than its factorization.

111200103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92931 (or 92928 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 111200103 is about 10545.1459449360. The cubic root of 111200103 is about 480.8781710320.

Adding to 111200103 its reverse (301002111), we get a palindrome (412202214).

The spelling of 111200103 in words is "one hundred eleven million, two hundred thousand, one hundred three".