10020221002217 has 2 divisors, whose sum is σ = 10020221002218. Its totient is φ = 10020221002216.

The previous prime is 10020221002201. The next prime is 10020221002271. The reversal of 10020221002217 is 71220012202001.

Together with next prime (10020221002271) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8832373868761 + 1187847133456 = 2971931^2 + 1089884^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020221002217 - 2⁴ = 10020221002201 is a prime.

It is not a weakly prime, because it can be changed into another prime (10020221002277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010110501108 + 5010110501109.

It is an arithmetic number, because the mean of its divisors is an integer number (5010110501109).

Almost surely, 2^{10020221002217} is an apocalyptic number.

It is an amenable number.

10020221002217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020221002217 is an equidigital number, since it uses as much as digits as its factorization.

10020221002217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 10020221002217 its reverse (71220012202001), we get a palindrome (81240233204218).

The spelling of 10020221002217 in words is "ten trillion, twenty billion, two hundred twenty-one million, two thousand, two hundred seventeen".