2012210120017 has 2 divisors, whose sum is σ = 2012210120018. Its totient is φ = 2012210120016.

The previous prime is 2012210119981. The next prime is 2012210120023. The reversal of 2012210120017 is 7100210122102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1998219725056 + 13990394961 = 1413584^2 + 118281^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012210120017 - 2¹⁵ = 2012210087249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012210119976 and 2012210120003.

It is not a weakly prime, because it can be changed into another prime (2012210120057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006105060008 + 1006105060009.

It is an arithmetic number, because the mean of its divisors is an integer number (1006105060009).

Almost surely, 2^{2012210120017} is an apocalyptic number.

It is an amenable number.

2012210120017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012210120017 is an equidigital number, since it uses as much as digits as its factorization.

2012210120017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 2012210120017 its reverse (7100210122102), we get a palindrome (9112420242119).

The spelling of 2012210120017 in words is "two trillion, twelve billion, two hundred ten million, one hundred twenty thousand, seventeen".