12142144132 has 6 divisors (see below), whose sum is σ = 21248752238. Its totient is φ = 6071072064.

The previous prime is 12142144117. The next prime is 12142144169. The reversal of 12142144132 is 23144124121.

12142144132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11375075716 + 767068416 = 106654^2 + 27696^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12142144097 and 12142144106.

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 as a sum of consecutive naturals, namely, 1517768013 + ... + 1517768020.

Almost surely, 2^12142144132 is an apocalyptic number.

It is an amenable number.

12142144132 is a deficient number, since it is larger than the sum of its proper divisors (9106608106).

12142144132 is a wasteful number, since it uses less digits than its factorization.

12142144132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3035536037 (or 3035536035 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

Adding to 12142144132 its reverse (23144124121), we get a palindrome (35286268253).

The spelling of 12142144132 in words is "twelve billion, one hundred forty-two million, one hundred forty-four thousand, one hundred thirty-two".