12012132211232 has 12 divisors (see below), whose sum is σ = 23648885290926. Its totient is φ = 6006066105600.

The previous prime is 12012132211231. The next prime is 12012132211243. The reversal of 12012132211232 is 23211223121021.

It can be written as a sum of positive squares in only one way, i.e., 9545109114256 + 2467023096976 = 3089516^2 + 1570676^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12012132211198 and 12012132211207.

It is not an unprimeable number, because it can be changed into a prime (12012132211231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187689565769 + ... + 187689565832.

Almost surely, 2^{12012132211232} is an apocalyptic number.

It is an amenable number.

12012132211232 is a deficient number, since it is larger than the sum of its proper divisors (11636753079694).

12012132211232 is an equidigital number, since it uses as much as digits as its factorization.

12012132211232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375379131611 (or 375379131603 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12012132211232 its reverse (23211223121021), we get a palindrome (35223355332253).

The spelling of 12012132211232 in words is "twelve trillion, twelve billion, one hundred thirty-two million, two hundred eleven thousand, two hundred thirty-two".