11223012303 has 12 divisors (see below), whose sum is σ = 16213244008. Its totient is φ = 7480980720.

The previous prime is 11223012257. The next prime is 11223012319. The reversal of 11223012303 is 30321032211.

It is not a de Polignac number, because 11223012303 - 2¹⁰ = 11223011279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223012373) 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, 13225 + ... + 150402.

Almost surely, 2^11223012303 is an apocalyptic number.

11223012303 is a deficient number, since it is larger than the sum of its proper divisors (4990231705).

11223012303 is a wasteful number, since it uses less digits than its factorization.

11223012303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171254 (or 171251 counting only the distinct ones).

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

Adding to 11223012303 its reverse (30321032211), we get a palindrome (41544044514).

The spelling of 11223012303 in words is "eleven billion, two hundred twenty-three million, twelve thousand, three hundred three".