11221230303 has 24 divisors (see below), whose sum is σ = 16384539600. Its totient is φ = 7399776384.

The previous prime is 11221230281. The next prime is 11221230323. The reversal of 11221230303 is 30303212211.

11221230303 is a `hidden beast` number, since 112 + 21 + 230 + 303 = 666.

It is not a de Polignac number, because 11221230303 - 2²⁵ = 11187675871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221230323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 596008 + ... + 614546.

It is an arithmetic number, because the mean of its divisors is an integer number (682689150).

Almost surely, 2^11221230303 is an apocalyptic number.

11221230303 is a deficient number, since it is larger than the sum of its proper divisors (5163309297).

11221230303 is a wasteful number, since it uses less digits than its factorization.

11221230303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19271 (or 19268 counting only the distinct ones).

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

Adding to 11221230303 its reverse (30303212211), we get a palindrome (41524442514).

The spelling of 11221230303 in words is "eleven billion, two hundred twenty-one million, two hundred thirty thousand, three hundred three".