12000321303 has 4 divisors (see below), whose sum is σ = 16000428408. Its totient is φ = 8000214200.

The previous prime is 12000321293. The next prime is 12000321337. The reversal of 12000321303 is 30312300021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30312300021 = 3 ⋅10104100007.

It is a cyclic number.

It is not a de Polignac number, because 12000321303 - 2¹² = 12000317207 is a prime.

It is a super-2 number, since 2×12000321303² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000321103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000053548 + ... + 2000053553.

It is an arithmetic number, because the mean of its divisors is an integer number (4000107102).

Almost surely, 2^12000321303 is an apocalyptic number.

12000321303 is a deficient number, since it is larger than the sum of its proper divisors (4000107105).

12000321303 is an equidigital number, since it uses as much as digits as its factorization.

12000321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000107104.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 12000321303 its reverse (30312300021), we get a palindrome (42312621324).

The spelling of 12000321303 in words is "twelve billion, three hundred twenty-one thousand, three hundred three".