113122203 has 4 divisors (see below), whose sum is σ = 150829608. Its totient is φ = 75414800.

The previous prime is 113122171. The next prime is 113122253. The reversal of 113122203 is 302221311.

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 113122203 - 2⁵ = 113122171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113122253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18853698 + ... + 18853703.

It is an arithmetic number, because the mean of its divisors is an integer number (37707402).

Almost surely, 2^113122203 is an apocalyptic number.

113122203 is a deficient number, since it is larger than the sum of its proper divisors (37707405).

113122203 is an equidigital number, since it uses as much as digits as its factorization.

113122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37707404.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 113122203 is about 10635.8922051702. The cubic root of 113122203 is about 483.6330275573.

Adding to 113122203 its reverse (302221311), we get a palindrome (415343514).

The spelling of 113122203 in words is "one hundred thirteen million, one hundred twenty-two thousand, two hundred three".