222210121002017 has 2 divisors, whose sum is σ = 222210121002018. Its totient is φ = 222210121002016.

The previous prime is 222210121002011. The next prime is 222210121002019. The reversal of 222210121002017 is 710200121012222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217733515593616 + 4476605408401 = 14755796^2 + 2115799^2 .

It is a cyclic number.

It is not a de Polignac number, because 222210121002017 - 2¹⁰ = 222210121000993 is a prime.

Together with 222210121002019, 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 = 222210121001983 and 222210121002001.

It is not a weakly prime, because it can be changed into another prime (222210121002011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111105060501008 + 111105060501009.

It is an arithmetic number, because the mean of its divisors is an integer number (111105060501009).

Almost surely, 2^{222210121002017} is an apocalyptic number.

It is an amenable number.

222210121002017 is a deficient number, since it is larger than the sum of its proper divisors (1).

222210121002017 is an equidigital number, since it uses as much as digits as its factorization.

222210121002017 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 222210121002017 its reverse (710200121012222), we get a palindrome (932410242014239).

The spelling of 222210121002017 in words is "two hundred twenty-two trillion, two hundred ten billion, one hundred twenty-one million, two thousand, seventeen".