20322323221133 has 16 divisors (see below), whose sum is σ = 21716566300800. Its totient is φ = 18961128668160.

The previous prime is 20322323221117. The next prime is 20322323221229. The reversal of 20322323221133 is 33112232322302.

It is a cyclic number.

It is not a de Polignac number, because 20322323221133 - 2⁴ = 20322323221117 is a prime.

It is a super-4 number, since 4×20322323221133⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20322323221096 and 20322323221105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20322323221433) 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, 6854816 + ... + 9361257.

It is an arithmetic number, because the mean of its divisors is an integer number (1357285393800).

Almost surely, 2^{20322323221133} is an apocalyptic number.

It is an amenable number.

20322323221133 is a deficient number, since it is larger than the sum of its proper divisors (1394243079667).

20322323221133 is a wasteful number, since it uses less digits than its factorization.

20322323221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16217092.

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

Adding to 20322323221133 its reverse (33112232322302), we get a palindrome (53434555543435).

The spelling of 20322323221133 in words is "twenty trillion, three hundred twenty-two billion, three hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-three".