12112122322 has 16 divisors (see below), whose sum is σ = 18963849600. Its totient is φ = 5790998752.

The previous prime is 12112122307. The next prime is 12112122349. The reversal of 12112122322 is 22322121121.

It is a self number, because there is not a number n which added to its sum of digits gives 12112122322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120483 + ... + 196825.

It is an arithmetic number, because the mean of its divisors is an integer number (1185240600).

Almost surely, 2^12112122322 is an apocalyptic number.

12112122322 is a deficient number, since it is larger than the sum of its proper divisors (6851727278).

12112122322 is a wasteful number, since it uses less digits than its factorization.

12112122322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79817.

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

Adding to 12112122322 its reverse (22322121121), we get a palindrome (34434243443).

The spelling of 12112122322 in words is "twelve billion, one hundred twelve million, one hundred twenty-two thousand, three hundred twenty-two".