220320330301321 has 4 divisors (see below), whose sum is σ = 220413018705172. Its totient is φ = 220227641897472.

The previous prime is 220320330301301. The next prime is 220320330301327. The reversal of 220320330301321 is 123103033023022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53814856611321 + 166505473690000 = 7335861^2 + 12903700^2 .

It is a cyclic number.

It is not a de Polignac number, because 220320330301321 - 2²¹ = 220320328204169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220320330301327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46344198360 + ... + 46344203113.

It is an arithmetic number, because the mean of its divisors is an integer number (55103254676293).

Almost surely, 2^{220320330301321} is an apocalyptic number.

It is an amenable number.

220320330301321 is a deficient number, since it is larger than the sum of its proper divisors (92688403851).

220320330301321 is an equidigital number, since it uses as much as digits as its factorization.

220320330301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92688403850.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 220320330301321 its reverse (123103033023022), we get a palindrome (343423363324343).

The spelling of 220320330301321 in words is "two hundred twenty trillion, three hundred twenty billion, three hundred thirty million, three hundred one thousand, three hundred twenty-one".