10321110221 has 2 divisors, whose sum is σ = 10321110222. Its totient is φ = 10321110220.

The previous prime is 10321110203. The next prime is 10321110253. The reversal of 10321110221 is 12201112301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10167697225 + 153412996 = 100835^2 + 12386^2 .

It is a cyclic number.

It is not a de Polignac number, because 10321110221 - 2⁶ = 10321110157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10321110196 and 10321110205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10321115221) 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, 5160555110 + 5160555111.

It is an arithmetic number, because the mean of its divisors is an integer number (5160555111).

Almost surely, 2^10321110221 is an apocalyptic number.

It is an amenable number.

10321110221 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321110221 is an equidigital number, since it uses as much as digits as its factorization.

10321110221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10321110221 its reverse (12201112301), we get a palindrome (22522222522).

The spelling of 10321110221 in words is "ten billion, three hundred twenty-one million, one hundred ten thousand, two hundred twenty-one".