320004223331 has 16 divisors (see below), whose sum is σ = 364945650048. Its totient is φ = 277971609600.

The previous prime is 320004223271. The next prime is 320004223351. The reversal of 320004223331 is 133322400023.

It is a cyclic number.

It is not a de Polignac number, because 320004223331 - 2²⁶ = 319937114467 is a prime.

It is a super-2 number, since 2×320004223331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320004223297 and 320004223306.

It is not an unprimeable number, because it can be changed into a prime (320004223351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1441451 + ... + 1648571.

It is an arithmetic number, because the mean of its divisors is an integer number (22809103128).

Almost surely, 2^320004223331 is an apocalyptic number.

320004223331 is a deficient number, since it is larger than the sum of its proper divisors (44941426717).

320004223331 is a wasteful number, since it uses less digits than its factorization.

320004223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214142.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 320004223331 its reverse (133322400023), we get a palindrome (453326623354).

The spelling of 320004223331 in words is "three hundred twenty billion, four million, two hundred twenty-three thousand, three hundred thirty-one".