1123330203 has 12 divisors (see below), whose sum is σ = 1625981760. Its totient is φ = 747320496.

The previous prime is 1123330193. The next prime is 1123330207. The reversal of 1123330203 is 3020333211.

It is not a de Polignac number, because 1123330203 - 2⁵ = 1123330171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123330207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125976 + ... + 134597.

It is an arithmetic number, because the mean of its divisors is an integer number (135498480).

Almost surely, 2^1123330203 is an apocalyptic number.

1123330203 is a deficient number, since it is larger than the sum of its proper divisors (502651557).

1123330203 is a wasteful number, since it uses less digits than its factorization.

1123330203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261058 (or 261055 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1123330203 is about 33516.1185551072. The cubic root of 1123330203 is about 1039.5270911428.

Adding to 1123330203 its reverse (3020333211), we get a palindrome (4143663414).

The spelling of 1123330203 in words is "one billion, one hundred twenty-three million, three hundred thirty thousand, two hundred three".