320320221301 has 8 divisors (see below), whose sum is σ = 325765873664. Its totient is φ = 314903155680.

The previous prime is 320320221293. The next prime is 320320221313. The reversal of 320320221301 is 103122023023.

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

It is a cyclic number.

It is not a de Polignac number, because 320320221301 - 2³ = 320320221293 is a prime.

It is a super-4 number, since 4×320320221301⁴ (a number of 47 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320320221701) 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 7 ways as a sum of consecutive naturals, for example, 7124085 + ... + 7168906.

It is an arithmetic number, because the mean of its divisors is an integer number (40720734208).

Almost surely, 2^320320221301 is an apocalyptic number.

It is an amenable number.

320320221301 is a deficient number, since it is larger than the sum of its proper divisors (5445652363).

320320221301 is a wasteful number, since it uses less digits than its factorization.

320320221301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14293371.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 320320221301 its reverse (103122023023), we get a palindrome (423442244324).

The spelling of 320320221301 in words is "three hundred twenty billion, three hundred twenty million, two hundred twenty-one thousand, three hundred one".