220332031320 has 64 divisors (see below), whose sum is σ = 675059857920. Its totient is φ = 57505096064.

The previous prime is 220332031277. The next prime is 220332031429. The reversal of 220332031320 is 23130233022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19527342 + ... + 19538621.

It is an arithmetic number, because the mean of its divisors is an integer number (10547810280).

Almost surely, 2^220332031320 is an apocalyptic number.

220332031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220332031320 is an abundant number, since it is smaller than the sum of its proper divisors (454727826600).

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

220332031320 is a wasteful number, since it uses less digits than its factorization.

220332031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39066024 (or 39066020 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 220332031320 its reverse (23130233022), we get a palindrome (243462264342).

The spelling of 220332031320 in words is "two hundred twenty billion, three hundred thirty-two million, thirty-one thousand, three hundred twenty".