1323310323 has 4 divisors (see below), whose sum is σ = 1764413768. Its totient is φ = 882206880.

The previous prime is 1323310211. The next prime is 1323310349. The reversal of 1323310323 is 3230133231.

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

It is not a de Polignac number, because 1323310323 - 2⁸ = 1323310067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323310323.

It is not an unprimeable number, because it can be changed into a prime (1323310363) 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, 220551718 + ... + 220551723.

It is an arithmetic number, because the mean of its divisors is an integer number (441103442).

Almost surely, 2^1323310323 is an apocalyptic number.

1323310323 is a deficient number, since it is larger than the sum of its proper divisors (441103445).

1323310323 is an equidigital number, since it uses as much as digits as its factorization.

1323310323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441103444.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1323310323 is about 36377.3325437696. The cubic root of 1323310323 is about 1097.8775390047.

Adding to 1323310323 its reverse (3230133231), we get a palindrome (4553443554).

The spelling of 1323310323 in words is "one billion, three hundred twenty-three million, three hundred ten thousand, three hundred twenty-three".