12021112022 has 8 divisors (see below), whose sum is σ = 18071829000. Its totient is φ = 5997169024.

The previous prime is 12021112021. The next prime is 12021112049. The reversal of 12021112022 is 22021112021.

12021112022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12021111988 and 12021112006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021112021) 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, 6692372 + ... + 6694167.

It is an arithmetic number, because the mean of its divisors is an integer number (2258978625).

Almost surely, 2^12021112022 is an apocalyptic number.

12021112022 is a deficient number, since it is larger than the sum of its proper divisors (6050716978).

12021112022 is a wasteful number, since it uses less digits than its factorization.

12021112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13386990.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12021112022 its reverse (22021112021), we get a palindrome (34042224043).

Subtracting 12021112022 from its reverse (22021112021), we obtain a palindrome (9999999999).

The spelling of 12021112022 in words is "twelve billion, twenty-one million, one hundred twelve thousand, twenty-two".