12030440433 has 32 divisors (see below), whose sum is σ = 17779958784. Its totient is φ = 7174440000.

The previous prime is 12030440419. The next prime is 12030440437. The reversal of 12030440433 is 33404403021.

It is not a de Polignac number, because 12030440433 - 2⁹ = 12030439921 is a prime.

It is a super-2 number, since 2×12030440433² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12030440437) 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 31 ways as a sum of consecutive naturals, for example, 1262818 + ... + 1272308.

It is an arithmetic number, because the mean of its divisors is an integer number (555623712).

Almost surely, 2^12030440433 is an apocalyptic number.

It is an amenable number.

12030440433 is a deficient number, since it is larger than the sum of its proper divisors (5749518351).

12030440433 is a wasteful number, since it uses less digits than its factorization.

12030440433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10117.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12030440433 its reverse (33404403021), we get a palindrome (45434843454).

The spelling of 12030440433 in words is "twelve billion, thirty million, four hundred forty thousand, four hundred thirty-three".