12110221120011 has 16 divisors (see below), whose sum is σ = 18453791725824. Its totient is φ = 6920080811424.

The previous prime is 12110221120009. The next prime is 12110221120037. The reversal of 12110221120011 is 11002112201121.

It is a happy number.

It is not a de Polignac number, because 12110221120011 - 2¹ = 12110221120009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12110221120051) 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 15 ways as a sum of consecutive naturals, for example, 1511700 + ... + 5148366.

It is an arithmetic number, because the mean of its divisors is an integer number (1153361982864).

Almost surely, 2^{12110221120011} is an apocalyptic number.

12110221120011 is a deficient number, since it is larger than the sum of its proper divisors (6343570605813).

12110221120011 is a wasteful number, since it uses less digits than its factorization.

12110221120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3795250.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12110221120011 its reverse (11002112201121), we get a palindrome (23112333321132).

The spelling of 12110221120011 in words is "twelve trillion, one hundred ten billion, two hundred twenty-one million, one hundred twenty thousand, eleven".