12112303223312 has 40 divisors (see below), whose sum is σ = 24105048231000. Its totient is φ = 5891689101312.

The previous prime is 12112303223311. The next prime is 12112303223333. The reversal of 12112303223312 is 21332230321121.

It can be written as a sum of positive squares in 4 ways, for example, as 4628883402256 + 7483419821056 = 2151484^2 + 2735584^2 .

It is not an unprimeable number, because it can be changed into a prime (12112303223311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3113864 + ... + 5824152.

It is an arithmetic number, because the mean of its divisors is an integer number (602626205775).

Almost surely, 2^{12112303223312} is an apocalyptic number.

It is an amenable number.

12112303223312 is a deficient number, since it is larger than the sum of its proper divisors (11992745007688).

12112303223312 is a wasteful number, since it uses less digits than its factorization.

12112303223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717883 (or 2717877 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12112303223312 its reverse (21332230321121), we get a palindrome (33444533544433).

The spelling of 12112303223312 in words is "twelve trillion, one hundred twelve billion, three hundred three million, two hundred twenty-three thousand, three hundred twelve".