12003203133 has 10 divisors (see below), whose sum is σ = 17930710974. Its totient is φ = 8002135368.

The previous prime is 12003203119. The next prime is 12003203167. The reversal of 12003203133 is 33130230021.

It can be written as a sum of positive squares in only one way, i.e., 6823090404 + 5180112729 = 82602^2 + 71973^2 .

It is not a de Polignac number, because 12003203133 - 2⁴ = 12003203117 is a prime.

It is a super-2 number, since 2×12003203133² (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 (12003203533) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 74093766 + ... + 74093927.

Almost surely, 2^12003203133 is an apocalyptic number.

It is an amenable number.

12003203133 is a deficient number, since it is larger than the sum of its proper divisors (5927507841).

12003203133 is an equidigital number, since it uses as much as digits as its factorization.

12003203133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148187705 (or 148187696 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12003203133 its reverse (33130230021), we get a palindrome (45133433154).

The spelling of 12003203133 in words is "twelve billion, three million, two hundred three thousand, one hundred thirty-three".