220220321321 has 64 divisors (see below), whose sum is σ = 303677337600. Its totient is φ = 154169568000.

The previous prime is 220220321311. The next prime is 220220321341. The reversal of 220220321321 is 123123022022.

It is a happy number.

220220321321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220220321321 - 2⁶ = 220220321257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220220321293 and 220220321302.

It is not an unprimeable number, because it can be changed into a prime (220220321311) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 5946500 + ... + 5983418.

It is an arithmetic number, because the mean of its divisors is an integer number (4744958400).

Almost surely, 2^220220321321 is an apocalyptic number.

It is an amenable number.

220220321321 is a deficient number, since it is larger than the sum of its proper divisors (83457016279).

220220321321 is a wasteful number, since it uses less digits than its factorization.

220220321321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37110.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 220220321321 its reverse (123123022022), we get a palindrome (343343343343).

The spelling of 220220321321 in words is "two hundred twenty billion, two hundred twenty million, three hundred twenty-one thousand, three hundred twenty-one".