320121012322 has 16 divisors (see below), whose sum is σ = 482044332600. Its totient is φ = 159439760640.

The previous prime is 320121012317. The next prime is 320121012347. The reversal of 320121012322 is 223210121023.

It can be written as a sum of positive squares in 4 ways, for example, as 312546965481 + 7574046841 = 559059^2 + 87029^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 320121012322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3538954 + ... + 3628282.

Almost surely, 2^320121012322 is an apocalyptic number.

320121012322 is a deficient number, since it is larger than the sum of its proper divisors (161923320278).

320121012322 is a wasteful number, since it uses less digits than its factorization.

320121012322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96261.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320121012322 its reverse (223210121023), we get a palindrome (543331133345).

The spelling of 320121012322 in words is "three hundred twenty billion, one hundred twenty-one million, twelve thousand, three hundred twenty-two".