111112203 has 16 divisors (see below), whose sum is σ = 149574656. Its totient is φ = 73366560.

The previous prime is 111112181. The next prime is 111112207. The reversal of 111112203 is 302211111.

It is not a de Polignac number, because 111112203 - 2²⁴ = 94334987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111112207) 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, 205113 + ... + 205653.

It is an arithmetic number, because the mean of its divisors is an integer number (9348416).

Almost surely, 2^111112203 is an apocalyptic number.

111112203 is a deficient number, since it is larger than the sum of its proper divisors (38462453).

111112203 is a wasteful number, since it uses less digits than its factorization.

111112203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 111112203 is about 10540.9773266050. The cubic root of 111112203 is about 480.7514315403.

Adding to 111112203 its reverse (302211111), we get a palindrome (413323314).

The spelling of 111112203 in words is "one hundred eleven million, one hundred twelve thousand, two hundred three".