320201023013 has 4 divisors (see below), whose sum is σ = 321230608608. Its totient is φ = 319171437420.

The previous prime is 320201023001. The next prime is 320201023031. The reversal of 320201023013 is 310320102023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320201023013 - 2⁶ = 320201022949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320201022982 and 320201023000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320201022013) 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, 514792331 + ... + 514792952.

It is an arithmetic number, because the mean of its divisors is an integer number (80307652152).

Almost surely, 2^320201023013 is an apocalyptic number.

It is an amenable number.

320201023013 is a deficient number, since it is larger than the sum of its proper divisors (1029585595).

320201023013 is a wasteful number, since it uses less digits than its factorization.

320201023013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029585594.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 320201023013 its reverse (310320102023), we get a palindrome (630521125036).

The spelling of 320201023013 in words is "three hundred twenty billion, two hundred one million, twenty-three thousand, thirteen".