20220102001217 has 2 divisors, whose sum is σ = 20220102001218. Its totient is φ = 20220102001216.

The previous prime is 20220102001133. The next prime is 20220102001273. The reversal of 20220102001217 is 71210020102202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11626708761616 + 8593393239601 = 3409796^2 + 2931449^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220102001217 - 2¹⁸ = 20220101739073 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220102001717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110051000608 + 10110051000609.

It is an arithmetic number, because the mean of its divisors is an integer number (10110051000609).

Almost surely, 2^{20220102001217} is an apocalyptic number.

It is an amenable number.

20220102001217 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220102001217 is an equidigital number, since it uses as much as digits as its factorization.

20220102001217 is an evil number, because the sum of its binary digits is even.

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

Adding to 20220102001217 its reverse (71210020102202), we get a palindrome (91430122103419).

The spelling of 20220102001217 in words is "twenty trillion, two hundred twenty billion, one hundred two million, one thousand, two hundred seventeen".