320223311222 has 32 divisors (see below), whose sum is σ = 515851364160. Its totient is φ = 148542607360.

The previous prime is 320223311117. The next prime is 320223311267. The reversal of 320223311222 is 222113322023.

It is a super-2 number, since 2×320223311222² (a number of 24 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 17992304 + ... + 18010092.

It is an arithmetic number, because the mean of its divisors is an integer number (16120355130).

Almost surely, 2^320223311222 is an apocalyptic number.

320223311222 is a deficient number, since it is larger than the sum of its proper divisors (195628052938).

320223311222 is a wasteful number, since it uses less digits than its factorization.

320223311222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25336.

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

Adding to 320223311222 its reverse (222113322023), we get a palindrome (542336633245).

The spelling of 320223311222 in words is "three hundred twenty billion, two hundred twenty-three million, three hundred eleven thousand, two hundred twenty-two".