12212001122011 has 2 divisors, whose sum is σ = 12212001122012. Its totient is φ = 12212001122010.

The previous prime is 12212001122003. The next prime is 12212001122051. The reversal of 12212001122011 is 11022110021221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12212001122011 - 2³ = 12212001122003 is a prime.

It is not a weakly prime, because it can be changed into another prime (12212001122051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106000561005 + 6106000561006.

It is an arithmetic number, because the mean of its divisors is an integer number (6106000561006).

Almost surely, 2^{12212001122011} is an apocalyptic number.

12212001122011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212001122011 is an equidigital number, since it uses as much as digits as its factorization.

12212001122011 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 12212001122011 its reverse (11022110021221), we get a palindrome (23234111143232).

The spelling of 12212001122011 in words is "twelve trillion, two hundred twelve billion, one million, one hundred twenty-two thousand, eleven".