12012133322 has 48 divisors (see below), whose sum is σ = 21372147720. Its totient is φ = 5047805952.

The previous prime is 12012133319. The next prime is 12012133327. The reversal of 12012133322 is 22333121021.

It can be written as a sum of positive squares in 4 ways, for example, as 11996601841 + 15531481 = 109529^2 + 3941^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12012133294 and 12012133303.

It is not an unprimeable number, because it can be changed into a prime (12012133327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1030358 + ... + 1041950.

Almost surely, 2^12012133322 is an apocalyptic number.

12012133322 is a deficient number, since it is larger than the sum of its proper divisors (9360014398).

12012133322 is a wasteful number, since it uses less digits than its factorization.

12012133322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11815 (or 11808 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12012133322 its reverse (22333121021), we get a palindrome (34345254343).

The spelling of 12012133322 in words is "twelve billion, twelve million, one hundred thirty-three thousand, three hundred twenty-two".