11112203 has 4 divisors (see below), whose sum is σ = 11765880. Its totient is φ = 10458528.

The previous prime is 11112193. The next prime is 11112209. The reversal of 11112203 is 30221111.

11112203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30221111 = 4751 ⋅6361.

It is a cyclic number.

It is not a de Polignac number, because 11112203 - 2¹⁶ = 11046667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112209) 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, 326813 + ... + 326846.

It is an arithmetic number, because the mean of its divisors is an integer number (2941470).

Almost surely, 2^11112203 is an apocalyptic number.

11112203 is a deficient number, since it is larger than the sum of its proper divisors (653677).

11112203 is an equidigital number, since it uses as much as digits as its factorization.

11112203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653676.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11112203 is about 3333.4971126431. The cubic root of 11112203 is about 223.1516259186.

Adding to 11112203 its reverse (30221111), we get a palindrome (41333314).

The spelling of 11112203 in words is "eleven million, one hundred twelve thousand, two hundred three".