320001020222 has 16 divisors (see below), whose sum is σ = 516940592112. Its totient is φ = 147688245120.

The previous prime is 320001020219. The next prime is 320001020237. The reversal of 320001020222 is 222020100023.

It is a junction number, because it is equal to n+sod(n) for n = 320001020197 and 320001020206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 765398 + ... + 1107174.

It is an arithmetic number, because the mean of its divisors is an integer number (32308787007).

Almost surely, 2^320001020222 is an apocalyptic number.

320001020222 is a deficient number, since it is larger than the sum of its proper divisors (196939571890).

320001020222 is a wasteful number, since it uses less digits than its factorization.

320001020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377803.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 320001020222 its reverse (222020100023), we get a palindrome (542021120245).

The spelling of 320001020222 in words is "three hundred twenty billion, one million, twenty thousand, two hundred twenty-two".