12002212122011 has 2 divisors, whose sum is σ = 12002212122012. Its totient is φ = 12002212122010.

The previous prime is 12002212122007. The next prime is 12002212122013. The reversal of 12002212122011 is 11022121220021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12002212122011 - 2² = 12002212122007 is a prime.

Together with 12002212122013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12002212122013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001106061005 + 6001106061006.

It is an arithmetic number, because the mean of its divisors is an integer number (6001106061006).

Almost surely, 2^{12002212122011} is an apocalyptic number.

12002212122011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002212122011 is an equidigital number, since it uses as much as digits as its factorization.

12002212122011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12002212122011 its reverse (11022121220021), we get a palindrome (23024333342032).

The spelling of 12002212122011 in words is "twelve trillion, two billion, two hundred twelve million, one hundred twenty-two thousand, eleven".