320430323013 has 8 divisors (see below), whose sum is σ = 429454112448. Its totient is φ = 212513374464.

The previous prime is 320430322987. The next prime is 320430323033. The reversal of 320430323013 is 310323034023.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320430323013 - 2⁹ = 320430322501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320430323033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276709545 + ... + 276710702.

It is an arithmetic number, because the mean of its divisors is an integer number (53681764056).

Almost surely, 2^320430323013 is an apocalyptic number.

It is an amenable number.

320430323013 is a deficient number, since it is larger than the sum of its proper divisors (109023789435).

320430323013 is a wasteful number, since it uses less digits than its factorization.

320430323013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553420443.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 320430323013 its reverse (310323034023), we get a palindrome (630753357036).

The spelling of 320430323013 in words is "three hundred twenty billion, four hundred thirty million, three hundred twenty-three thousand, thirteen".