220020332330 has 16 divisors (see below), whose sum is σ = 419332869000. Its totient is φ = 82831183872.

The previous prime is 220020332327. The next prime is 220020332339. The reversal of 220020332330 is 33233020022.

It can be written as a sum of positive squares in 4 ways, for example, as 219322685761 + 697646569 = 468319^2 + 26413^2 .

It is not an unprimeable number, because it can be changed into a prime (220020332339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647118455 + ... + 647118794.

Almost surely, 2^220020332330 is an apocalyptic number.

220020332330 is a deficient number, since it is larger than the sum of its proper divisors (199312536670).

220020332330 is a wasteful number, since it uses less digits than its factorization.

220020332330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294237273.

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 220020332330 its reverse (33233020022), we get a palindrome (253253352352).

The spelling of 220020332330 in words is "two hundred twenty billion, twenty million, three hundred thirty-two thousand, three hundred thirty".