22000220010217 has 2 divisors, whose sum is σ = 22000220010218. Its totient is φ = 22000220010216.

The previous prime is 22000220010203. The next prime is 22000220010257. The reversal of 22000220010217 is 71201002200022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21656467629801 + 343752380416 = 4653651^2 + 586304^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000220010217 - 2⁴³ = 13204126988009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22000220010194 and 22000220010203.

It is not a weakly prime, because it can be changed into another prime (22000220010257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000110005108 + 11000110005109.

It is an arithmetic number, because the mean of its divisors is an integer number (11000110005109).

Almost surely, 2^{22000220010217} is an apocalyptic number.

It is an amenable number.

22000220010217 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000220010217 is an equidigital number, since it uses as much as digits as its factorization.

22000220010217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

Adding to 22000220010217 its reverse (71201002200022), we get a palindrome (93201222210239).

The spelling of 22000220010217 in words is "twenty-two trillion, two hundred twenty million, ten thousand, two hundred seventeen".