12210020112197 has 2 divisors, whose sum is σ = 12210020112198. Its totient is φ = 12210020112196.

The previous prime is 12210020112079. The next prime is 12210020112211. The reversal of 12210020112197 is 79121102001221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11443430558596 + 766589553601 = 3382814^2 + 875551^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210020112197 - 2¹⁰ = 12210020111173 is a prime.

It is a super-2 number, since 2×12210020112197² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210020115197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105010056098 + 6105010056099.

It is an arithmetic number, because the mean of its divisors is an integer number (6105010056099).

Almost surely, 2^{12210020112197} is an apocalyptic number.

It is an amenable number.

12210020112197 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210020112197 is an equidigital number, since it uses as much as digits as its factorization.

12210020112197 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 29.

The spelling of 12210020112197 in words is "twelve trillion, two hundred ten billion, twenty million, one hundred twelve thousand, one hundred ninety-seven".