1323202313 has 12 divisors (see below), whose sum is σ = 1406977680. Its totient is φ = 1240966800.

The previous prime is 1323202297. The next prime is 1323202319. The reversal of 1323202313 is 3132023231.

It is not a de Polignac number, because 1323202313 - 2⁴ = 1323202297 is a prime.

It is a super-2 number, since 2×1323202313² = 3501728722257099938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323202319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190406 + ... + 197232.

It is an arithmetic number, because the mean of its divisors is an integer number (117248140).

Almost surely, 2^1323202313 is an apocalyptic number.

It is an amenable number.

1323202313 is a deficient number, since it is larger than the sum of its proper divisors (83775367).

1323202313 is an equidigital number, since it uses as much as digits as its factorization.

1323202313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7048 (or 6947 counting only the distinct ones).

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

The square root of 1323202313 is about 36375.8479351341. The cubic root of 1323202313 is about 1097.8476682134.

Adding to 1323202313 its reverse (3132023231), we get a palindrome (4455225544).

The spelling of 1323202313 in words is "one billion, three hundred twenty-three million, two hundred two thousand, three hundred thirteen".