12011021224211 has 2 divisors, whose sum is σ = 12011021224212. Its totient is φ = 12011021224210.

The previous prime is 12011021224201. The next prime is 12011021224249. The reversal of 12011021224211 is 11242212011021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011021224211 - 2¹⁴ = 12011021207827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12011021224201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005510612105 + 6005510612106.

It is an arithmetic number, because the mean of its divisors is an integer number (6005510612106).

Almost surely, 2^{12011021224211} is an apocalyptic number.

12011021224211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011021224211 is an equidigital number, since it uses as much as digits as its factorization.

12011021224211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 12011021224211 its reverse (11242212011021), we get a palindrome (23253233235232).

The spelling of 12011021224211 in words is "twelve trillion, eleven billion, twenty-one million, two hundred twenty-four thousand, two hundred eleven".