12100202302217 has 2 divisors, whose sum is σ = 12100202302218. Its totient is φ = 12100202302216.

The previous prime is 12100202302183. The next prime is 12100202302259. The reversal of 12100202302217 is 71220320200121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10514124017401 + 1586078284816 = 3242549^2 + 1259396^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12100202302217 is a prime.

It is a super-3 number, since 3×12100202302217³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12100202302192 and 12100202302201.

It is not a weakly prime, because it can be changed into another prime (12100202301217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050101151108 + 6050101151109.

It is an arithmetic number, because the mean of its divisors is an integer number (6050101151109).

Almost surely, 2^{12100202302217} is an apocalyptic number.

It is an amenable number.

12100202302217 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100202302217 is an equidigital number, since it uses as much as digits as its factorization.

12100202302217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 12100202302217 its reverse (71220320200121), we get a palindrome (83320522502338).

The spelling of 12100202302217 in words is "twelve trillion, one hundred billion, two hundred two million, three hundred two thousand, two hundred seventeen".