12424131226 has 8 divisors (see below), whose sum is σ = 20069750484. Its totient is φ = 5734214400.

The previous prime is 12424131163. The next prime is 12424131227. The reversal of 12424131226 is 62213142421.

It can be written as a sum of positive squares in 2 ways, for example, as 10376478225 + 2047653001 = 101865^2 + 45251^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×12424131226³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12424131194 and 12424131203.

It is not an unprimeable number, because it can be changed into a prime (12424131227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238925575 + ... + 238925626.

Almost surely, 2^12424131226 is an apocalyptic number.

12424131226 is a deficient number, since it is larger than the sum of its proper divisors (7645619258).

12424131226 is a wasteful number, since it uses less digits than its factorization.

12424131226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477851216.

The product of its digits is 4608, while the sum is 28.

Adding to 12424131226 its reverse (62213142421), we get a palindrome (74637273647).

The spelling of 12424131226 in words is "twelve billion, four hundred twenty-four million, one hundred thirty-one thousand, two hundred twenty-six".