12022322111 has 4 divisors (see below), whose sum is σ = 12545031792. Its totient is φ = 11499612432.

The previous prime is 12022322107. The next prime is 12022322113. The reversal of 12022322111 is 11122322021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11122322021 = 3617 ⋅3075013.

It is a cyclic number.

It is not a de Polignac number, because 12022322111 - 2² = 12022322107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12022322111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022322113) 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, 261354806 + ... + 261354851.

It is an arithmetic number, because the mean of its divisors is an integer number (3136257948).

Almost surely, 2^12022322111 is an apocalyptic number.

12022322111 is a deficient number, since it is larger than the sum of its proper divisors (522709681).

12022322111 is an equidigital number, since it uses as much as digits as its factorization.

12022322111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522709680.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12022322111 its reverse (11122322021), we get a palindrome (23144644132).

The spelling of 12022322111 in words is "twelve billion, twenty-two million, three hundred twenty-two thousand, one hundred eleven".