12001420132 has 24 divisors (see below), whose sum is σ = 22735272056. Its totient is φ = 5510412288.

The previous prime is 12001420069. The next prime is 12001420141. The reversal of 12001420132 is 23102410021.

12001420132 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 4 ways, for example, as 318836736 + 11682583396 = 17856^2 + 108086^2 .

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, 587883 + ... + 607954.

Almost surely, 2^12001420132 is an apocalyptic number.

It is an amenable number.

12001420132 is a deficient number, since it is larger than the sum of its proper divisors (10733851924).

12001420132 is a wasteful number, since it uses less digits than its factorization.

12001420132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196047 (or 1196045 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12001420132 its reverse (23102410021), we get a palindrome (35103830153).

The spelling of 12001420132 in words is "twelve billion, one million, four hundred twenty thousand, one hundred thirty-two".