12023421514 has 12 divisors (see below), whose sum is σ = 19529167446. Its totient is φ = 5549271312.

The previous prime is 12023421481. The next prime is 12023421523. The reversal of 12023421514 is 41512432021.

12023421514 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 3 ways, for example, as 10103667289 + 1919754225 = 100517^2 + 43815^2 .

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 5 ways as a sum of consecutive naturals, for example, 17785789 + ... + 17786464.

Almost surely, 2^12023421514 is an apocalyptic number.

12023421514 is a deficient number, since it is larger than the sum of its proper divisors (7505745932).

12023421514 is a wasteful number, since it uses less digits than its factorization.

12023421514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35572281 (or 35572268 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 12023421514 its reverse (41512432021), we get a palindrome (53535853535).

The spelling of 12023421514 in words is "twelve billion, twenty-three million, four hundred twenty-one thousand, five hundred fourteen".