320222213333333 has 4 divisors (see below), whose sum is σ = 320255114012268. Its totient is φ = 320189312654400.

The previous prime is 320222213333329. The next prime is 320222213333359. The reversal of 320222213333333 is 333333312222023.

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 187601700187729 + 132620513145604 = 13696777^2 + 11516098^2 .

It is a cyclic number.

It is not a de Polignac number, because 320222213333333 - 2² = 320222213333329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320222213333293 and 320222213333302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320222213330333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16450324868 + ... + 16450344333.

It is an arithmetic number, because the mean of its divisors is an integer number (80063778503067).

Almost surely, 2^{320222213333333} is an apocalyptic number.

It is an amenable number.

320222213333333 is a deficient number, since it is larger than the sum of its proper divisors (32900678935).

320222213333333 is an equidigital number, since it uses as much as digits as its factorization.

320222213333333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32900678934.

The product of its (nonzero) digits is 209952, while the sum is 35.

Adding to 320222213333333 its reverse (333333312222023), we get a palindrome (653555525555356).

The spelling of 320222213333333 in words is "three hundred twenty trillion, two hundred twenty-two billion, two hundred thirteen million, three hundred thirty-three thousand, three hundred thirty-three".