22004033321 has 2 divisors, whose sum is σ = 22004033322. Its totient is φ = 22004033320.

The previous prime is 22004033257. The next prime is 22004033329. The reversal of 22004033321 is 12333040022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21650179600 + 353853721 = 147140^2 + 18811^2 .

It is a cyclic number.

It is not a de Polignac number, because 22004033321 - 2⁶ = 22004033257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22004033293 and 22004033302.

It is not a weakly prime, because it can be changed into another prime (22004033329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11002016660 + 11002016661.

It is an arithmetic number, because the mean of its divisors is an integer number (11002016661).

Almost surely, 2^22004033321 is an apocalyptic number.

It is an amenable number.

22004033321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22004033321 is an equidigital number, since it uses as much as digits as its factorization.

22004033321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22004033321 its reverse (12333040022), we get a palindrome (34337073343).

The spelling of 22004033321 in words is "twenty-two billion, four million, thirty-three thousand, three hundred twenty-one".