12142315132 has 12 divisors (see below), whose sum is σ = 21540134896. Its totient is φ = 5987990880.

The previous prime is 12142315121. The next prime is 12142315139. The reversal of 12142315132 is 23151324121.

It is a junction number, because it is equal to n+sod(n) for n = 12142315097 and 12142315106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12142315139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20791344 + ... + 20791927.

Almost surely, 2^12142315132 is an apocalyptic number.

It is an amenable number.

12142315132 is a deficient number, since it is larger than the sum of its proper divisors (9397819764).

12142315132 is a wasteful number, since it uses less digits than its factorization.

12142315132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41583348 (or 41583346 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

Adding to 12142315132 its reverse (23151324121), we get a palindrome (35293639253).

The spelling of 12142315132 in words is "twelve billion, one hundred forty-two million, three hundred fifteen thousand, one hundred thirty-two".