320324122613 has 16 divisors (see below), whose sum is σ = 349982458560. Its totient is φ = 290755814400.

The previous prime is 320324122607. The next prime is 320324122619. The reversal of 320324122613 is 316221423023.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (320324122607) and next prime (320324122619).

It is a cyclic number.

It is not a de Polignac number, because 320324122613 - 2¹⁶ = 320324057077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320324122619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20487683 + ... + 20503311.

It is an arithmetic number, because the mean of its divisors is an integer number (21873903660).

Almost surely, 2^320324122613 is an apocalyptic number.

It is an amenable number.

320324122613 is a deficient number, since it is larger than the sum of its proper divisors (29658335947).

320324122613 is a wasteful number, since it uses less digits than its factorization.

320324122613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18388.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 320324122613 its reverse (316221423023), we get a palindrome (636545545636).

The spelling of 320324122613 in words is "three hundred twenty billion, three hundred twenty-four million, one hundred twenty-two thousand, six hundred thirteen".