1323201313303 has 4 divisors (see below), whose sum is σ = 1323270839160. Its totient is φ = 1323131787448.

The previous prime is 1323201313271. The next prime is 1323201313387. The reversal of 1323201313303 is 3033131023231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1323201313303 - 2⁵ = 1323201313271 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 (1323201313003) 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, 34734373 + ... + 34772446.

It is an arithmetic number, because the mean of its divisors is an integer number (330817709790).

Almost surely, 2^{1323201313303} is an apocalyptic number.

1323201313303 is a deficient number, since it is larger than the sum of its proper divisors (69525857).

1323201313303 is an equidigital number, since it uses as much as digits as its factorization.

1323201313303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69525856.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1323201313303 its reverse (3033131023231), we get a palindrome (4356332336534).

The spelling of 1323201313303 in words is "one trillion, three hundred twenty-three billion, two hundred one million, three hundred thirteen thousand, three hundred three".