320443343344022 has 16 divisors (see below), whose sum is σ = 485231317283520. Its totient is φ = 158700028360008.

The previous prime is 320443343343997. The next prime is 320443343344081. The reversal of 320443343344022 is 220443343344023.

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, 112956572 + ... + 115758687.

It is an arithmetic number, because the mean of its divisors is an integer number (30326957330220).

Almost surely, 2^{320443343344022} is an apocalyptic number.

320443343344022 is a deficient number, since it is larger than the sum of its proper divisors (164787973939498).

320443343344022 is a wasteful number, since it uses less digits than its factorization.

320443343344022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228721915.

The product of its (nonzero) digits is 1990656, while the sum is 41.

Adding to 320443343344022 its reverse (220443343344023), we get a palindrome (540886686688045).

Subtracting from 320443343344022 its reverse (220443343344023), we obtain a palindrome (99999999999999).

The spelling of 320443343344022 in words is "three hundred twenty trillion, four hundred forty-three billion, three hundred forty-three million, three hundred forty-four thousand, twenty-two".