13003221323 has 2 divisors, whose sum is σ = 13003221324. Its totient is φ = 13003221322.

The previous prime is 13003221277. The next prime is 13003221337. The reversal of 13003221323 is 32312230031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13003221323 - 2¹⁶ = 13003155787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13003221295 and 13003221304.

It is not a weakly prime, because it can be changed into another prime (13003221383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6501610661 + 6501610662.

It is an arithmetic number, because the mean of its divisors is an integer number (6501610662).

Almost surely, 2^13003221323 is an apocalyptic number.

13003221323 is a deficient number, since it is larger than the sum of its proper divisors (1).

13003221323 is an equidigital number, since it uses as much as digits as its factorization.

13003221323 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 13003221323 its reverse (32312230031), we get a palindrome (45315451354).

The spelling of 13003221323 in words is "thirteen billion, three million, two hundred twenty-one thousand, three hundred twenty-three".