32220320224 has 24 divisors (see below), whose sum is σ = 66191746320. Its totient is φ = 15409718016.

The previous prime is 32220320191. The next prime is 32220320227. The reversal of 32220320224 is 42202302223.

It is a junction number, because it is equal to n+sod(n) for n = 32220320195 and 32220320204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32220320227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21888069 + ... + 21889540.

It is an arithmetic number, because the mean of its divisors is an integer number (2757989430).

Almost surely, 2^32220320224 is an apocalyptic number.

It is an amenable number.

32220320224 is an abundant number, since it is smaller than the sum of its proper divisors (33971426096).

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

32220320224 is a wasteful number, since it uses less digits than its factorization.

32220320224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43777642 (or 43777634 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 32220320224 its reverse (42202302223), we get a palindrome (74422622447).

The spelling of 32220320224 in words is "thirty-two billion, two hundred twenty million, three hundred twenty thousand, two hundred twenty-four".