12001233210312 has 32 divisors (see below), whose sum is σ = 30450890239200. Its totient is φ = 3940703441664.

The previous prime is 12001233210269. The next prime is 12001233210331. The reversal of 12001233210312 is 21301233210021.

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, 3731725137 + ... + 3731728352.

It is an arithmetic number, because the mean of its divisors is an integer number (951590319975).

Almost surely, 2^{12001233210312} is an apocalyptic number.

12001233210312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12001233210312 is an abundant number, since it is smaller than the sum of its proper divisors (18449657028888).

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

12001233210312 is a wasteful number, since it uses less digits than its factorization.

12001233210312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7463453565 (or 7463453561 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12001233210312 its reverse (21301233210021), we get a palindrome (33302466420333).

The spelling of 12001233210312 in words is "twelve trillion, one billion, two hundred thirty-three million, two hundred ten thousand, three hundred twelve".