320401131322 has 16 divisors (see below), whose sum is σ = 506240524800. Its totient is φ = 151665756480.

The previous prime is 320401131311. The next prime is 320401131371. The reversal of 320401131322 is 223131104023.

It is a junction number, because it is equal to n+sod(n) for n = 320401131293 and 320401131302.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2810047 + ... + 2921842.

It is an arithmetic number, because the mean of its divisors is an integer number (31640032800).

Almost surely, 2^320401131322 is an apocalyptic number.

320401131322 is a deficient number, since it is larger than the sum of its proper divisors (185839393478).

320401131322 is a wasteful number, since it uses less digits than its factorization.

320401131322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5733381.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320401131322 its reverse (223131104023), we get a palindrome (543532235345).

The spelling of 320401131322 in words is "three hundred twenty billion, four hundred one million, one hundred thirty-one thousand, three hundred twenty-two".