12001112223312 has 80 divisors (see below), whose sum is σ = 31055498070912. Its totient is φ = 3993582336000.

The previous prime is 12001112223301. The next prime is 12001112223319. The reversal of 12001112223312 is 21332221110021.

12001112223312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001112223319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235285812 + ... + 235336812.

Almost surely, 2^{12001112223312} is an apocalyptic number.

12001112223312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12001112223312 is an abundant number, since it is smaller than the sum of its proper divisors (19054385847600).

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

12001112223312 is a wasteful number, since it uses less digits than its factorization.

12001112223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59236 (or 59230 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12001112223312 its reverse (21332221110021), we get a palindrome (33333333333333).

The spelling of 12001112223312 in words is "twelve trillion, one billion, one hundred twelve million, two hundred twenty-three thousand, three hundred twelve".