10012210021217 has 2 divisors, whose sum is σ = 10012210021218. Its totient is φ = 10012210021216.

The previous prime is 10012210021199. The next prime is 10012210021241. The reversal of 10012210021217 is 71212001221001.

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., 9903162131041 + 109047890176 = 3146929^2 + 330224^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012210021217 - 2⁶ = 10012210021153 is a prime.

It is a super-2 number, since 2×10012210021217² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10012210024217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006105010608 + 5006105010609.

It is an arithmetic number, because the mean of its divisors is an integer number (5006105010609).

Almost surely, 2^{10012210021217} is an apocalyptic number.

It is an amenable number.

10012210021217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012210021217 is an equidigital number, since it uses as much as digits as its factorization.

10012210021217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 10012210021217 its reverse (71212001221001), we get a palindrome (81224211242218).

The spelling of 10012210021217 in words is "ten trillion, twelve billion, two hundred ten million, twenty-one thousand, two hundred seventeen".