12031013322 has 32 divisors (see below), whose sum is σ = 28308268800. Its totient is φ = 3774435264.

The previous prime is 12031013279. The next prime is 12031013353. The reversal of 12031013322 is 22331013021.

12031013322 is a `hidden beast` number, since 1 + 20 + 310 + 1 + 332 + 2 = 666.

12031013322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12031013295 and 12031013304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6551922 + ... + 6553757.

It is an arithmetic number, because the mean of its divisors is an integer number (884633400).

Almost surely, 2^12031013322 is an apocalyptic number.

12031013322 is an abundant number, since it is smaller than the sum of its proper divisors (16277255478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12031013322 is a wasteful number, since it uses less digits than its factorization.

12031013322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13105707 (or 13105701 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12031013322 its reverse (22331013021), we get a palindrome (34362026343).

The spelling of 12031013322 in words is "twelve billion, thirty-one million, thirteen thousand, three hundred twenty-two".