322220544442 has 8 divisors (see below), whose sum is σ = 492450266196. Its totient is φ = 158070455712.

The previous prime is 322220544421. The next prime is 322220544469. The reversal of 322220544442 is 244445022223.

It can be written as a sum of positive squares in 2 ways, for example, as 317677649641 + 4542894801 = 563629^2 + 67401^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 322220544398 and 322220544407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1519908123 + ... + 1519908334.

Almost surely, 2^322220544442 is an apocalyptic number.

322220544442 is a deficient number, since it is larger than the sum of its proper divisors (170229721754).

322220544442 is a wasteful number, since it uses less digits than its factorization.

322220544442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039816512.

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 322220544442 its reverse (244445022223), we get a palindrome (566665566665).

The spelling of 322220544442 in words is "three hundred twenty-two billion, two hundred twenty million, five hundred forty-four thousand, four hundred forty-two".