12424241121 has 16 divisors (see below), whose sum is σ = 17704039104. Its totient is φ = 7722742784.

The previous prime is 12424241119. The next prime is 12424241129. The reversal of 12424241121 is 12114242421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12424241121 - 2¹ = 12424241119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12424241091 and 12424241100.

It is not an unprimeable number, because it can be changed into a prime (12424241129) 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 15 ways as a sum of consecutive naturals, for example, 1132920 + ... + 1143833.

It is an arithmetic number, because the mean of its divisors is an integer number (1106502444).

Almost surely, 2^12424241121 is an apocalyptic number.

It is an amenable number.

12424241121 is a deficient number, since it is larger than the sum of its proper divisors (5279797983).

12424241121 is a wasteful number, since it uses less digits than its factorization.

12424241121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276880.

The product of its digits is 1024, while the sum is 24.

Adding to 12424241121 its reverse (12114242421), we get a palindrome (24538483542).

The spelling of 12424241121 in words is "twelve billion, four hundred twenty-four million, two hundred forty-one thousand, one hundred twenty-one".