12212201202211 has 2 divisors, whose sum is σ = 12212201202212. Its totient is φ = 12212201202210.

The previous prime is 12212201202137. The next prime is 12212201202221. The reversal of 12212201202211 is 11220210221221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12212201202211 - 2⁷ = 12212201202083 is a prime.

It is a super-2 number, since 2×12212201202211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12212201202221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106100601105 + 6106100601106.

It is an arithmetic number, because the mean of its divisors is an integer number (6106100601106).

Almost surely, 2^{12212201202211} is an apocalyptic number.

12212201202211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212201202211 is an equidigital number, since it uses as much as digits as its factorization.

12212201202211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12212201202211 its reverse (11220210221221), we get a palindrome (23432411423432).

The spelling of 12212201202211 in words is "twelve trillion, two hundred twelve billion, two hundred one million, two hundred two thousand, two hundred eleven".