12242421134 has 16 divisors (see below), whose sum is σ = 18722061360. Its totient is φ = 6001881600.

The previous prime is 12242421131. The next prime is 12242421151. The reversal of 12242421134 is 43112424221.

12242421134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242421131) by changing a digit.

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, 133637 + ... + 205775.

It is an arithmetic number, because the mean of its divisors is an integer number (1170128835).

Almost surely, 2^12242421134 is an apocalyptic number.

12242421134 is a deficient number, since it is larger than the sum of its proper divisors (6479640226).

12242421134 is a wasteful number, since it uses less digits than its factorization.

12242421134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73795.

The product of its digits is 3072, while the sum is 26.

Adding to 12242421134 its reverse (43112424221), we get a palindrome (55354845355).

The spelling of 12242421134 in words is "twelve billion, two hundred forty-two million, four hundred twenty-one thousand, one hundred thirty-four".