12112320332 has 12 divisors (see below), whose sum is σ = 24224640720. Its totient is φ = 5190994416.

The previous prime is 12112320277. The next prime is 12112320359. The reversal of 12112320332 is 23302321121.

12112320332 is an admirable number.

It is an unprimeable number.

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, 216291407 + ... + 216291462.

It is an arithmetic number, because the mean of its divisors is an integer number (2018720060).

Almost surely, 2^12112320332 is an apocalyptic number.

It is an amenable number.

12112320332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12112320332 is a wasteful number, since it uses less digits than its factorization.

12112320332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432582880 (or 432582878 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12112320332 its reverse (23302321121), we get a palindrome (35414641453).

The spelling of 12112320332 in words is "twelve billion, one hundred twelve million, three hundred twenty thousand, three hundred thirty-two".