12201002212111 has 2 divisors, whose sum is σ = 12201002212112. Its totient is φ = 12201002212110.

The previous prime is 12201002212079. The next prime is 12201002212121. The reversal of 12201002212111 is 11121220010221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12201002212111 - 2⁵ = 12201002212079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201002212121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100501106055 + 6100501106056.

It is an arithmetic number, because the mean of its divisors is an integer number (6100501106056).

Almost surely, 2^{12201002212111} is an apocalyptic number.

12201002212111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201002212111 is an equidigital number, since it uses as much as digits as its factorization.

12201002212111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12201002212111 its reverse (11121220010221), we get a palindrome (23322222222332).

The spelling of 12201002212111 in words is "twelve trillion, two hundred one billion, two million, two hundred twelve thousand, one hundred eleven".