12001231103321 has 8 divisors (see below), whose sum is σ = 12125355780384. Its totient is φ = 11877114602880.

The previous prime is 12001231103269. The next prime is 12001231103333. The reversal of 12001231103321 is 12330113210021.

It is a happy number.

12001231103321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12001231103321 - 2⁴² = 7603184592217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12001231103293 and 12001231103302.

It is not an unprimeable number, because it can be changed into a prime (12001231103021) 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, 928766 + ... + 4986488.

It is an arithmetic number, because the mean of its divisors is an integer number (1515669472548).

Almost surely, 2^{12001231103321} is an apocalyptic number.

It is an amenable number.

12001231103321 is a deficient number, since it is larger than the sum of its proper divisors (124124677063).

12001231103321 is an equidigital number, since it uses as much as digits as its factorization.

12001231103321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088311.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12001231103321 its reverse (12330113210021), we get a palindrome (24331344313342).

The spelling of 12001231103321 in words is "twelve trillion, one billion, two hundred thirty-one million, one hundred three thousand, three hundred twenty-one".