1322320120313 has 4 divisors (see below), whose sum is σ = 1400103656820. Its totient is φ = 1244536583808.

The previous prime is 1322320120301. The next prime is 1322320120321. The reversal of 1322320120313 is 3130210232231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1067363795689 + 254956324624 = 1033133^2 + 504932^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322320120313 - 2¹⁶ = 1322320054777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322320120213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38891768228 + ... + 38891768261.

It is an arithmetic number, because the mean of its divisors is an integer number (350025914205).

Almost surely, 2^{1322320120313} is an apocalyptic number.

It is an amenable number.

1322320120313 is a deficient number, since it is larger than the sum of its proper divisors (77783536507).

1322320120313 is an equidigital number, since it uses as much as digits as its factorization.

1322320120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77783536506.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1322320120313 its reverse (3130210232231), we get a palindrome (4452530352544).

The spelling of 1322320120313 in words is "one trillion, three hundred twenty-two billion, three hundred twenty million, one hundred twenty thousand, three hundred thirteen".