12112022220122 has 32 divisors (see below), whose sum is σ = 19926187807680. Its totient is φ = 5475946999680.

The previous prime is 12112022220073. The next prime is 12112022220143. The reversal of 12112022220122 is 22102222021121.

It is a junction number, because it is equal to n+sod(n) for n = 12112022220094 and 12112022220103.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1720973 + ... + 5213999.

It is an arithmetic number, because the mean of its divisors is an integer number (622693368990).

Almost surely, 2^{12112022220122} is an apocalyptic number.

12112022220122 is a deficient number, since it is larger than the sum of its proper divisors (7814165587558).

12112022220122 is a wasteful number, since it uses less digits than its factorization.

12112022220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493886.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12112022220122 its reverse (22102222021121), we get a palindrome (34214244241243).

The spelling of 12112022220122 in words is "twelve trillion, one hundred twelve billion, twenty-two million, two hundred twenty thousand, one hundred twenty-two".