320023231222 has 8 divisors (see below), whose sum is σ = 489092108256. Its totient is φ = 156992528472.

The previous prime is 320023231181. The next prime is 320023231249. The reversal of 320023231222 is 222132320023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×320023231222² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320023231193 and 320023231202.

It is a congruent number.

It is an unprimeable number.

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, 1509543438 + ... + 1509543649.

It is an arithmetic number, because the mean of its divisors is an integer number (61136513532).

Almost surely, 2^320023231222 is an apocalyptic number.

320023231222 is a deficient number, since it is larger than the sum of its proper divisors (169068877034).

320023231222 is a wasteful number, since it uses less digits than its factorization.

320023231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019087142.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 320023231222 its reverse (222132320023), we get a palindrome (542155551245).

The spelling of 320023231222 in words is "three hundred twenty billion, twenty-three million, two hundred thirty-one thousand, two hundred twenty-two".