12023221411 has 4 divisors (see below), whose sum is σ = 12545970192. Its totient is φ = 11500472632.

The previous prime is 12023221369. The next prime is 12023221417. The reversal of 12023221411 is 11412232021.

12023221411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12023221411 - 2⁹ = 12023220899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12023221417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261374356 + ... + 261374401.

It is an arithmetic number, because the mean of its divisors is an integer number (3136492548).

Almost surely, 2^12023221411 is an apocalyptic number.

12023221411 is a deficient number, since it is larger than the sum of its proper divisors (522748781).

12023221411 is an equidigital number, since it uses as much as digits as its factorization.

12023221411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522748780.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12023221411 its reverse (11412232021), we get a palindrome (23435453432).

The spelling of 12023221411 in words is "twelve billion, twenty-three million, two hundred twenty-one thousand, four hundred eleven".