11203032203 has 12 divisors (see below), whose sum is σ = 12350661960. Its totient is φ = 10154316480.

The previous prime is 11203032199. The next prime is 11203032221. The reversal of 11203032203 is 30223030211.

It is not a de Polignac number, because 11203032203 - 2² = 11203032199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11203032403) 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, 96593 + ... + 178146.

It is an arithmetic number, because the mean of its divisors is an integer number (1029221830).

Almost surely, 2^11203032203 is an apocalyptic number.

11203032203 is a deficient number, since it is larger than the sum of its proper divisors (1147629757).

11203032203 is a wasteful number, since it uses less digits than its factorization.

11203032203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275098 (or 275087 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 11203032203 its reverse (30223030211), we get a palindrome (41426062414).

The spelling of 11203032203 in words is "eleven billion, two hundred three million, thirty-two thousand, two hundred three".