210022221210017 has 2 divisors, whose sum is σ = 210022221210018. Its totient is φ = 210022221210016.

The previous prime is 210022221209993. The next prime is 210022221210019. The reversal of 210022221210017 is 710012122220012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186592758730816 + 23429462479201 = 13659896^2 + 4840399^2 .

It is a cyclic number.

It is not a de Polignac number, because 210022221210017 - 2⁸ = 210022221209761 is a prime.

It is a super-2 number, since 2×210022221210017² (a number of 29 digits) contains 22 as substring.

Together with 210022221210019, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 210022221209974 and 210022221210001.

It is not a weakly prime, because it can be changed into another prime (210022221210019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105011110605008 + 105011110605009.

It is an arithmetic number, because the mean of its divisors is an integer number (105011110605009).

Almost surely, 2^{210022221210017} is an apocalyptic number.

It is an amenable number.

210022221210017 is a deficient number, since it is larger than the sum of its proper divisors (1).

210022221210017 is an equidigital number, since it uses as much as digits as its factorization.

210022221210017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 210022221210017 its reverse (710012122220012), we get a palindrome (920034343430029).

The spelling of 210022221210017 in words is "two hundred ten trillion, twenty-two billion, two hundred twenty-one million, two hundred ten thousand, seventeen".