12022221120011 has 4 divisors (see below), whose sum is σ = 12022228630800. Its totient is φ = 12022213609224.

The previous prime is 12022221119957. The next prime is 12022221120023. The reversal of 12022221120011 is 11002112222021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12022221120011 - 2³⁴ = 12005041250827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022221129011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286031 + ... + 4911848.

It is an arithmetic number, because the mean of its divisors is an integer number (3005557157700).

Almost surely, 2^{12022221120011} is an apocalyptic number.

12022221120011 is a deficient number, since it is larger than the sum of its proper divisors (7510789).

12022221120011 is an equidigital number, since it uses as much as digits as its factorization.

12022221120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7510788.

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

Adding to 12022221120011 its reverse (11002112222021), we get a palindrome (23024333342032).

The spelling of 12022221120011 in words is "twelve trillion, twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, eleven".