11130223203 has 80 divisors (see below), whose sum is σ = 18496528512. Its totient is φ = 6613488000.

The previous prime is 11130223163. The next prime is 11130223241. The reversal of 11130223203 is 30232203111.

It is not a de Polignac number, because 11130223203 - 2²⁵ = 11096668771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11130223903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13723668 + ... + 13724478.

Almost surely, 2^11130223203 is an apocalyptic number.

11130223203 is a deficient number, since it is larger than the sum of its proper divisors (7366305309).

11130223203 is a wasteful number, since it uses less digits than its factorization.

11130223203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11130223203 its reverse (30232203111), we get a palindrome (41362426314).

The spelling of 11130223203 in words is "eleven billion, one hundred thirty million, two hundred twenty-three thousand, two hundred three".