12031320001232 has 20 divisors (see below), whose sum is σ = 26640780002976. Its totient is φ = 5156280000480.

The previous prime is 12031320001199. The next prime is 12031320001243. The reversal of 12031320001232 is 23210002313021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53711249894 + ... + 53711250117.

Almost surely, 2^{12031320001232} is an apocalyptic number.

It is an amenable number.

12031320001232 is an abundant number, since it is smaller than the sum of its proper divisors (14609460001744).

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

12031320001232 is a wasteful number, since it uses less digits than its factorization.

12031320001232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107422500026 (or 107422500020 counting only the distinct ones).

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

Adding to 12031320001232 its reverse (23210002313021), we get a palindrome (35241322314253).

The spelling of 12031320001232 in words is "twelve trillion, thirty-one billion, three hundred twenty million, one thousand, two hundred thirty-two".