12033031012 has 6 divisors (see below), whose sum is σ = 21057804278. Its totient is φ = 6016515504.

The previous prime is 12033030979. The next prime is 12033031019. The reversal of 12033031012 is 21013033021.

It can be written as a sum of positive squares in only one way, i.e., 8461056256 + 3571974756 = 91984^2 + 59766^2 .

It is not an unprimeable number, because it can be changed into a prime (12033031019) 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 as a sum of consecutive naturals, namely, 1504128873 + ... + 1504128880.

Almost surely, 2^12033031012 is an apocalyptic number.

It is an amenable number.

12033031012 is a deficient number, since it is larger than the sum of its proper divisors (9024773266).

12033031012 is a wasteful number, since it uses less digits than its factorization.

12033031012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008257757 (or 3008257755 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12033031012 its reverse (21013033021), we get a palindrome (33046064033).

The spelling of 12033031012 in words is "twelve billion, thirty-three million, thirty-one thousand, twelve".