12424334021 has 8 divisors (see below), whose sum is σ = 13603836288. Its totient is φ = 11253168000.

The previous prime is 12424334011. The next prime is 12424334053. The reversal of 12424334021 is 12043342421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12424334021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12424334011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2080940 + ... + 2086901.

It is an arithmetic number, because the mean of its divisors is an integer number (1700479536).

Almost surely, 2^12424334021 is an apocalyptic number.

12424334021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12424334021 is a deficient number, since it is larger than the sum of its proper divisors (1179502267).

12424334021 is a wasteful number, since it uses less digits than its factorization.

12424334021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168123.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12424334021 its reverse (12043342421), we get a palindrome (24467676442).

The spelling of 12424334021 in words is "twelve billion, four hundred twenty-four million, three hundred thirty-four thousand, twenty-one".