320222120103313 has 4 divisors (see below), whose sum is σ = 321378156638260. Its totient is φ = 319066083568368.

The previous prime is 320222120103299. The next prime is 320222120103317. The reversal of 320222120103313 is 313301021222023.

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 42426164250369 + 277795955852944 = 6513537^2 + 16667212^2 .

It is a cyclic number.

It is not a de Polignac number, because 320222120103313 - 2⁴¹ = 318023096847761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320222120103317) 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, 578018267058 + ... + 578018267611.

It is an arithmetic number, because the mean of its divisors is an integer number (80344539159565).

Almost surely, 2^{320222120103313} is an apocalyptic number.

It is an amenable number.

320222120103313 is a deficient number, since it is larger than the sum of its proper divisors (1156036534947).

320222120103313 is a wasteful number, since it uses less digits than its factorization.

320222120103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156036534946.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 320222120103313 its reverse (313301021222023), we get a palindrome (633523141325336).

The spelling of 320222120103313 in words is "three hundred twenty trillion, two hundred twenty-two billion, one hundred twenty million, one hundred three thousand, three hundred thirteen".