20323313221322 has 16 divisors (see below), whose sum is σ = 31017651053544. Its totient is φ = 9984450264000.

The previous prime is 20323313221297. The next prime is 20323313221327. The reversal of 20323313221322 is 22312231332302.

It can be written as a sum of positive squares in 4 ways, for example, as 15513586135441 + 4809727085881 = 3938729^2 + 2193109^2 .

It is not an unprimeable number, because it can be changed into a prime (20323313221327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88399829 + ... + 88629432.

Almost surely, 2^{20323313221322} is an apocalyptic number.

20323313221322 is a deficient number, since it is larger than the sum of its proper divisors (10694337832222).

20323313221322 is a wasteful number, since it uses less digits than its factorization.

20323313221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177030265.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 20323313221322 its reverse (22312231332302), we get a palindrome (42635544553624).

The spelling of 20323313221322 in words is "twenty trillion, three hundred twenty-three billion, three hundred thirteen million, two hundred twenty-one thousand, three hundred twenty-two".