12031030334 has 16 divisors (see below), whose sum is σ = 18546432000. Its totient is φ = 5849099424.

The previous prime is 12031030331. The next prime is 12031030379. The reversal of 12031030334 is 43303013021.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031030331) 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 7 ways as a sum of consecutive naturals, for example, 62147 + ... + 167105.

It is an arithmetic number, because the mean of its divisors is an integer number (1159152000).

Almost surely, 2^12031030334 is an apocalyptic number.

12031030334 is a deficient number, since it is larger than the sum of its proper divisors (6515401666).

12031030334 is a wasteful number, since it uses less digits than its factorization.

12031030334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106547.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12031030334 its reverse (43303013021), we get a palindrome (55334043355).

The spelling of 12031030334 in words is "twelve billion, thirty-one million, thirty thousand, three hundred thirty-four".