12030331003 has 4 divisors (see below), whose sum is σ = 12031566280. Its totient is φ = 12029095728.

The previous prime is 12030330989. The next prime is 12030331013. The reversal of 12030331003 is 30013303021.

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 12030331003 - 2²⁹ = 11493460091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12030331013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602913 + ... + 622546.

It is an arithmetic number, because the mean of its divisors is an integer number (3007891570).

Almost surely, 2^12030331003 is an apocalyptic number.

12030331003 is a deficient number, since it is larger than the sum of its proper divisors (1235277).

12030331003 is an equidigital number, since it uses as much as digits as its factorization.

12030331003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235276.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 12030331003 its reverse (30013303021), we get a palindrome (42043634024).

The spelling of 12030331003 in words is "twelve billion, thirty million, three hundred thirty-one thousand, three".