12112002122 has 8 divisors (see below), whose sum is σ = 19819639872. Its totient is φ = 5505455500.

The previous prime is 12112002103. The next prime is 12112002127. The reversal of 12112002122 is 22120021121.

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 = 12112002097 and 12112002106.

It is not an unprimeable number, because it can be changed into a prime (12112002127) 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, 275272754 + ... + 275272797.

It is an arithmetic number, because the mean of its divisors is an integer number (2477454984).

Almost surely, 2^12112002122 is an apocalyptic number.

12112002122 is a deficient number, since it is larger than the sum of its proper divisors (7707637750).

12112002122 is a wasteful number, since it uses less digits than its factorization.

12112002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550545564.

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

Adding to 12112002122 its reverse (22120021121), we get a palindrome (34232023243).

The spelling of 12112002122 in words is "twelve billion, one hundred twelve million, two thousand, one hundred twenty-two".