220022321320 has 32 divisors (see below), whose sum is σ = 495087568200. Its totient is φ = 88002289408.

The previous prime is 220022321297. The next prime is 220022321329. The reversal of 220022321320 is 23123220022.

It can be written as a sum of positive squares in 4 ways, for example, as 211465701316 + 8556620004 = 459854^2 + 92502^2 .

It is not an unprimeable number, because it can be changed into a prime (220022321329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347742 + ... + 748978.

Almost surely, 2^220022321320 is an apocalyptic number.

220022321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220022321320 is an abundant number, since it is smaller than the sum of its proper divisors (275065246880).

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

220022321320 is a wasteful number, since it uses less digits than its factorization.

220022321320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414957 (or 414953 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 220022321320 its reverse (23123220022), we get a palindrome (243145541342).

The spelling of 220022321320 in words is "two hundred twenty billion, twenty-two million, three hundred twenty-one thousand, three hundred twenty".