12112022 has 16 divisors (see below), whose sum is σ = 19662720. Its totient is φ = 5562432.

The previous prime is 12112019. The next prime is 12112027. The reversal of 12112022 is 22021121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12111994 and 12112012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4754 + ... + 6842.

It is an arithmetic number, because the mean of its divisors is an integer number (1228920).

Almost surely, 2^12112022 is an apocalyptic number.

12112022 is a deficient number, since it is larger than the sum of its proper divisors (7550698).

12112022 is a wasteful number, since it uses less digits than its factorization.

12112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 12112022 is about 3480.2330381743. The cubic root of 12112022 is about 229.6530496745.

Adding to 12112022 its reverse (22021121), we get a palindrome (34133143).

Subtracting 12112022 from its reverse (22021121), we obtain a palindrome (9909099).

The spelling of 12112022 in words is "twelve million, one hundred twelve thousand, twenty-two".