11203330203 has 12 divisors (see below), whose sum is σ = 17427402720. Its totient is φ = 6894356976.

The previous prime is 11203330147. The next prime is 11203330207. The reversal of 11203330203 is 30203330211.

It is not a de Polignac number, because 11203330203 - 2⁶ = 11203330139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11203330207) 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, 47877363 + ... + 47877596.

It is an arithmetic number, because the mean of its divisors is an integer number (1452283560).

Almost surely, 2^11203330203 is an apocalyptic number.

11203330203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11203330203 is a deficient number, since it is larger than the sum of its proper divisors (6224072517).

11203330203 is a wasteful number, since it uses less digits than its factorization.

11203330203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95754978 (or 95754975 counting only the distinct ones).

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

Adding to 11203330203 its reverse (30203330211), we get a palindrome (41406660414).

The spelling of 11203330203 in words is "eleven billion, two hundred three million, three hundred thirty thousand, two hundred three".