220332332321320 has 16 divisors (see below), whose sum is σ = 495747747723060. Its totient is φ = 88132932928512.

The previous prime is 220332332321317. The next prime is 220332332321357. The reversal of 220332332321320 is 23123233233022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 219608155149124 + 724177172196 = 14819182^2 + 850986^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2754154153977 + ... + 2754154154056.

Almost surely, 2^{220332332321320} is an apocalyptic number.

220332332321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220332332321320 is an abundant number, since it is smaller than the sum of its proper divisors (275415415401740).

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

220332332321320 is a wasteful number, since it uses less digits than its factorization.

220332332321320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5508308308044 (or 5508308308040 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 220332332321320 its reverse (23123233233022), we get a palindrome (243455565554342).

The spelling of 220332332321320 in words is "two hundred twenty trillion, three hundred thirty-two billion, three hundred thirty-two million, three hundred twenty-one thousand, three hundred twenty".