320320221341 has 4 divisors (see below), whose sum is σ = 320406774684. Its totient is φ = 320233668000.

The previous prime is 320320221313. The next prime is 320320221383. The reversal of 320320221341 is 143122023023.

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 221831580100 + 98488641241 = 470990^2 + 313829^2 .

It is a cyclic number.

It is not a de Polignac number, because 320320221341 - 2¹⁴ = 320320204957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320320221041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43271120 + ... + 43278521.

It is an arithmetic number, because the mean of its divisors is an integer number (80101693671).

Almost surely, 2^320320221341 is an apocalyptic number.

It is an amenable number.

320320221341 is a deficient number, since it is larger than the sum of its proper divisors (86553343).

320320221341 is an equidigital number, since it uses as much as digits as its factorization.

320320221341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86553342.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 320320221341 its reverse (143122023023), we get a palindrome (463442244364).

The spelling of 320320221341 in words is "three hundred twenty billion, three hundred twenty million, two hundred twenty-one thousand, three hundred forty-one".