220330244321 has 4 divisors (see below), whose sum is σ = 240360266544. Its totient is φ = 200300222100.

The previous prime is 220330244291. The next prime is 220330244363. The reversal of 220330244321 is 123442033022.

220330244321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 220330244321 - 2⁶ = 220330244257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220330244621) 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 3 ways as a sum of consecutive naturals, for example, 10015011095 + ... + 10015011116.

It is an arithmetic number, because the mean of its divisors is an integer number (60090066636).

Almost surely, 2^220330244321 is an apocalyptic number.

It is an amenable number.

220330244321 is a deficient number, since it is larger than the sum of its proper divisors (20030022223).

220330244321 is a wasteful number, since it uses less digits than its factorization.

220330244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20030022222.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 220330244321 its reverse (123442033022), we get a palindrome (343772277343).

The spelling of 220330244321 in words is "two hundred twenty billion, three hundred thirty million, two hundred forty-four thousand, three hundred twenty-one".