12300121213217 has 2 divisors, whose sum is σ = 12300121213218. Its totient is φ = 12300121213216.

The previous prime is 12300121213207. The next prime is 12300121213231. The reversal of 12300121213217 is 71231212100321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11550747052321 + 749374160896 = 3398639^2 + 865664^2 .

It is a cyclic number.

It is not a de Polignac number, because 12300121213217 - 2¹⁸ = 12300120951073 is a prime.

It is not a weakly prime, because it can be changed into another prime (12300121213207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150060606608 + 6150060606609.

It is an arithmetic number, because the mean of its divisors is an integer number (6150060606609).

Almost surely, 2^{12300121213217} is an apocalyptic number.

It is an amenable number.

12300121213217 is a deficient number, since it is larger than the sum of its proper divisors (1).

12300121213217 is an equidigital number, since it uses as much as digits as its factorization.

12300121213217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 12300121213217 its reverse (71231212100321), we get a palindrome (83531333313538).

The spelling of 12300121213217 in words is "twelve trillion, three hundred billion, one hundred twenty-one million, two hundred thirteen thousand, two hundred seventeen".