320220311401 has 8 divisors (see below), whose sum is σ = 324975262464. Its totient is φ = 315472160640.

The previous prime is 320220311363. The next prime is 320220311423. The reversal of 320220311401 is 104113022023.

It is a happy number.

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 320220311401 - 2⁷ = 320220311273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320220311701) 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, 1605160 + ... + 1793593.

It is an arithmetic number, because the mean of its divisors is an integer number (40621907808).

Almost surely, 2^320220311401 is an apocalyptic number.

It is an amenable number.

320220311401 is a deficient number, since it is larger than the sum of its proper divisors (4754951063).

320220311401 is a wasteful number, since it uses less digits than its factorization.

320220311401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400151.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320220311401 its reverse (104113022023), we get a palindrome (424333333424).

The spelling of 320220311401 in words is "three hundred twenty billion, two hundred twenty million, three hundred eleven thousand, four hundred one".