1323332320313 has 4 divisors (see below), whose sum is σ = 1326490631760. Its totient is φ = 1320174008868.

The previous prime is 1323332320267. The next prime is 1323332320327. The reversal of 1323332320313 is 3130232333231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1323332320313 - 2⁶ = 1323332320249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323332320213) 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, 1579155095 + ... + 1579155932.

It is an arithmetic number, because the mean of its divisors is an integer number (331622657940).

Almost surely, 2^{1323332320313} is an apocalyptic number.

It is an amenable number.

1323332320313 is a deficient number, since it is larger than the sum of its proper divisors (3158311447).

1323332320313 is an equidigital number, since it uses as much as digits as its factorization.

1323332320313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3158311446.

The product of its (nonzero) digits is 17496, while the sum is 29.

Adding to 1323332320313 its reverse (3130232333231), we get a palindrome (4453564653544).

The spelling of 1323332320313 in words is "one trillion, three hundred twenty-three billion, three hundred thirty-two million, three hundred twenty thousand, three hundred thirteen".