320201315321 has 8 divisors (see below), whose sum is σ = 327023564544. Its totient is φ = 313379460160.

The previous prime is 320201315293. The next prime is 320201315363. The reversal of 320201315321 is 123513102023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320201315321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320201365321) 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, 2027276 + ... + 2179506.

It is an arithmetic number, because the mean of its divisors is an integer number (40877945568).

Almost surely, 2^320201315321 is an apocalyptic number.

It is an amenable number.

320201315321 is a deficient number, since it is larger than the sum of its proper divisors (6822249223).

320201315321 is a wasteful number, since it uses less digits than its factorization.

320201315321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197031.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 320201315321 its reverse (123513102023), we get a palindrome (443714417344).

The spelling of 320201315321 in words is "three hundred twenty billion, two hundred one million, three hundred fifteen thousand, three hundred twenty-one".