2213031333217 has 2 divisors, whose sum is σ = 2213031333218. Its totient is φ = 2213031333216.

The previous prime is 2213031333211. The next prime is 2213031333259. The reversal of 2213031333217 is 7123331303122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1518277409856 + 694753923361 = 1232184^2 + 833519^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213031333217 - 2¹¹ = 2213031331169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2213031333211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106515666608 + 1106515666609.

It is an arithmetic number, because the mean of its divisors is an integer number (1106515666609).

Almost surely, 2^{2213031333217} is an apocalyptic number.

It is an amenable number.

2213031333217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213031333217 is an equidigital number, since it uses as much as digits as its factorization.

2213031333217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 31.

Adding to 2213031333217 its reverse (7123331303122), we get a palindrome (9336362636339).

The spelling of 2213031333217 in words is "two trillion, two hundred thirteen billion, thirty-one million, three hundred thirty-three thousand, two hundred seventeen".