320222204244 has 72 divisors (see below), whose sum is σ = 836095653120. Its totient is φ = 103231497600.

The previous prime is 320222204231. The next prime is 320222204279. The reversal of 320222204244 is 442402222023.

It is a super-2 number, since 2×320222204244² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1671304 + ... + 1853024.

Almost surely, 2^320222204244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320222204244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418047826560).

320222204244 is an abundant number, since it is smaller than the sum of its proper divisors (515873448876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320222204244 is a wasteful number, since it uses less digits than its factorization.

320222204244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183341 (or 183336 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 320222204244 its reverse (442402222023), we get a palindrome (762624426267).

The spelling of 320222204244 in words is "three hundred twenty billion, two hundred twenty-two million, two hundred four thousand, two hundred forty-four".