12031330221203 has 4 divisors (see below), whose sum is σ = 12032021019480. Its totient is φ = 12030639422928.

The previous prime is 12031330221181. The next prime is 12031330221263. The reversal of 12031330221203 is 30212203313021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12031330221203 - 2¹⁸ = 12031329959059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12031330221263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345373013 + ... + 345407846.

It is an arithmetic number, because the mean of its divisors is an integer number (3008005254870).

Almost surely, 2^{12031330221203} is an apocalyptic number.

12031330221203 is a deficient number, since it is larger than the sum of its proper divisors (690798277).

12031330221203 is an equidigital number, since it uses as much as digits as its factorization.

12031330221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690798276.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12031330221203 its reverse (30212203313021), we get a palindrome (42243533534224).

The spelling of 12031330221203 in words is "twelve trillion, thirty-one billion, three hundred thirty million, two hundred twenty-one thousand, two hundred three".