22220101020217 has 2 divisors, whose sum is σ = 22220101020218. Its totient is φ = 22220101020216.

The previous prime is 22220101020199. The next prime is 22220101020287. The reversal of 22220101020217 is 71202010102222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16637107057321 + 5582993962896 = 4078861^2 + 2362836^2 .

It is a cyclic number.

It is not a de Polignac number, because 22220101020217 - 2¹⁵ = 22220100987449 is a prime.

It is not a weakly prime, because it can be changed into another prime (22220101020287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110050510108 + 11110050510109.

It is an arithmetic number, because the mean of its divisors is an integer number (11110050510109).

Almost surely, 2^{22220101020217} is an apocalyptic number.

It is an amenable number.

22220101020217 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220101020217 is an equidigital number, since it uses as much as digits as its factorization.

22220101020217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 22220101020217 its reverse (71202010102222), we get a palindrome (93422111122439).

The spelling of 22220101020217 in words is "twenty-two trillion, two hundred twenty billion, one hundred one million, twenty thousand, two hundred seventeen".