12031222322 has 16 divisors (see below), whose sum is σ = 20807476992. Its totient is φ = 5110607040.

The previous prime is 12031222277. The next prime is 12031222331. The reversal of 12031222322 is 22322213021.

It is a happy number.

12031222322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12031222322² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12031222294 and 12031222303.

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 7 ways as a sum of consecutive naturals, for example, 3800954 + ... + 3804117.

It is an arithmetic number, because the mean of its divisors is an integer number (1300467312).

Almost surely, 2^12031222322 is an apocalyptic number.

12031222322 is a deficient number, since it is larger than the sum of its proper divisors (8776254670).

12031222322 is a wasteful number, since it uses less digits than its factorization.

12031222322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7605193.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12031222322 its reverse (22322213021), we get a palindrome (34353435343).

The spelling of 12031222322 in words is "twelve billion, thirty-one million, two hundred twenty-two thousand, three hundred twenty-two".