320200022 has 4 divisors (see below), whose sum is σ = 480300036. Its totient is φ = 160100010.

The previous prime is 320200003. The next prime is 320200031. The reversal of 320200022 is 220002023.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 320199976 and 320200012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80050004 + ... + 80050007.

It is an arithmetic number, because the mean of its divisors is an integer number (120075009).

Almost surely, 2^320200022 is an apocalyptic number.

320200022 is a deficient number, since it is larger than the sum of its proper divisors (160100014).

320200022 is a wasteful number, since it uses less digits than its factorization.

320200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160100013.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 320200022 is about 17894.1337314775. The cubic root of 320200022 is about 684.1328626577.

Adding to 320200022 its reverse (220002023), we get a palindrome (540202045).

The spelling of 320200022 in words is "three hundred twenty million, two hundred thousand, twenty-two".