113103203 has 4 divisors (see below), whose sum is σ = 113138880. Its totient is φ = 113067528.

The previous prime is 113103163. The next prime is 113103223. The reversal of 113103203 is 302301311.

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 113103203 - 2⁸ = 113102947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113103223) 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, 12563 + ... + 19596.

It is an arithmetic number, because the mean of its divisors is an integer number (28284720).

Almost surely, 2^113103203 is an apocalyptic number.

113103203 is a deficient number, since it is larger than the sum of its proper divisors (35677).

113103203 is an equidigital number, since it uses as much as digits as its factorization.

113103203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35676.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 113103203 is about 10634.9989656793. The cubic root of 113103203 is about 483.6059490475.

Adding to 113103203 its reverse (302301311), we get a palindrome (415404514).

The spelling of 113103203 in words is "one hundred thirteen million, one hundred three thousand, two hundred three".