20323313321333 has 16 divisors (see below), whose sum is σ = 22721785390080. Its totient is φ = 18017060179200.

The previous prime is 20323313321329. The next prime is 20323313321411. The reversal of 20323313321333 is 33312331332302.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20323313321333 - 2² = 20323313321329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20323313321333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323313321033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9053360 + ... + 11072937.

It is an arithmetic number, because the mean of its divisors is an integer number (1420111586880).

Almost surely, 2^{20323313321333} is an apocalyptic number.

It is an amenable number.

20323313321333 is a deficient number, since it is larger than the sum of its proper divisors (2398472068747).

20323313321333 is a wasteful number, since it uses less digits than its factorization.

20323313321333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20128588.

The product of its (nonzero) digits is 52488, while the sum is 32.

Adding to 20323313321333 its reverse (33312331332302), we get a palindrome (53635644653635).

The spelling of 20323313321333 in words is "twenty trillion, three hundred twenty-three billion, three hundred thirteen million, three hundred twenty-one thousand, three hundred thirty-three".