13221230303 has 2 divisors, whose sum is σ = 13221230304. Its totient is φ = 13221230302.

The previous prime is 13221230279. The next prime is 13221230333. The reversal of 13221230303 is 30303212231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13221230303 - 2¹⁴ = 13221213919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13221230333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610615151 + 6610615152.

It is an arithmetic number, because the mean of its divisors is an integer number (6610615152).

Almost surely, 2^13221230303 is an apocalyptic number.

13221230303 is a deficient number, since it is larger than the sum of its proper divisors (1).

13221230303 is an equidigital number, since it uses as much as digits as its factorization.

13221230303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13221230303 its reverse (30303212231), we get a palindrome (43524442534).

The spelling of 13221230303 in words is "thirteen billion, two hundred twenty-one million, two hundred thirty thousand, three hundred three".