111100030103 has 4 divisors (see below), whose sum is σ = 111104724120. Its totient is φ = 111095336088.

The previous prime is 111100030073. The next prime is 111100030169. The reversal of 111100030103 is 301030001111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111100030103 - 2¹⁴ = 111100013719 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 (111100030193) 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, 2311325 + ... + 2358902.

It is an arithmetic number, because the mean of its divisors is an integer number (27776181030).

Almost surely, 2^111100030103 is an apocalyptic number.

111100030103 is a deficient number, since it is larger than the sum of its proper divisors (4694017).

111100030103 is an equidigital number, since it uses as much as digits as its factorization.

111100030103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694016.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 111100030103 its reverse (301030001111), we get a palindrome (412130031214).

The spelling of 111100030103 in words is "one hundred eleven billion, one hundred million, thirty thousand, one hundred three".