12211202209699 has 2 divisors, whose sum is σ = 12211202209700. Its totient is φ = 12211202209698.

The previous prime is 12211202209681. The next prime is 12211202209709. The reversal of 12211202209699 is 99690220211221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12211202209699 - 2¹¹ = 12211202207651 is a prime.

It is a super-2 number, since 2×12211202209699² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12211202209639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105601104849 + 6105601104850.

It is an arithmetic number, because the mean of its divisors is an integer number (6105601104850).

Almost surely, 2^{12211202209699} is an apocalyptic number.

12211202209699 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211202209699 is an equidigital number, since it uses as much as digits as its factorization.

12211202209699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 12211202209699 in words is "twelve trillion, two hundred eleven billion, two hundred two million, two hundred nine thousand, six hundred ninety-nine".