20022210017 has 2 divisors, whose sum is σ = 20022210018. Its totient is φ = 20022210016.

The previous prime is 20022209993. The next prime is 20022210023. The reversal of 20022210017 is 71001222002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17499056656 + 2523153361 = 132284^2 + 50231^2 .

It is a cyclic number.

It is not a de Polignac number, because 20022210017 - 2⁶ = 20022209953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20022209977 and 20022210004.

It is not a weakly prime, because it can be changed into another prime (20022210077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011105008 + 10011105009.

It is an arithmetic number, because the mean of its divisors is an integer number (10011105009).

Almost surely, 2^20022210017 is an apocalyptic number.

It is an amenable number.

20022210017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022210017 is an equidigital number, since it uses as much as digits as its factorization.

20022210017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 20022210017 its reverse (71001222002), we get a palindrome (91023432019).

The spelling of 20022210017 in words is "twenty billion, twenty-two million, two hundred ten thousand, seventeen".