1320321030413 has 24 divisors (see below), whose sum is σ = 1658669302080. Its totient is φ = 1028769350400.

The previous prime is 1320321030403. The next prime is 1320321030419. The reversal of 1320321030413 is 3140301230231.

It is not a de Polignac number, because 1320321030413 - 2¹² = 1320321026317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320321030419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31259453 + ... + 31301661.

It is an arithmetic number, because the mean of its divisors is an integer number (69111220920).

Almost surely, 2^{1320321030413} is an apocalyptic number.

It is an amenable number.

1320321030413 is a deficient number, since it is larger than the sum of its proper divisors (338348271667).

1320321030413 is a wasteful number, since it uses less digits than its factorization.

1320321030413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79169 (or 79158 counting only the distinct ones).

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

Adding to 1320321030413 its reverse (3140301230231), we get a palindrome (4460622260644).

The spelling of 1320321030413 in words is "one trillion, three hundred twenty billion, three hundred twenty-one million, thirty thousand, four hundred thirteen".