13323203303 has 4 divisors (see below), whose sum is σ = 13323454608. Its totient is φ = 13322952000.

The previous prime is 13323203279. The next prime is 13323203323. The reversal of 13323203303 is 30330232331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30330232331 = 7 ⋅4332890333.

It is a cyclic number.

It is not a de Polignac number, because 13323203303 - 2¹⁰ = 13323202279 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 (13323203323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11651 + ... + 163652.

It is an arithmetic number, because the mean of its divisors is an integer number (3330863652).

Almost surely, 2^13323203303 is an apocalyptic number.

13323203303 is a deficient number, since it is larger than the sum of its proper divisors (251305).

13323203303 is an equidigital number, since it uses as much as digits as its factorization.

13323203303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251304.

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 13323203303 its reverse (30330232331), we get a palindrome (43653435634).

The spelling of 13323203303 in words is "thirteen billion, three hundred twenty-three million, two hundred three thousand, three hundred three".