12424522542421 has 16 divisors (see below), whose sum is σ = 13935845419776. Its totient is φ = 10978869600000.

The previous prime is 12424522542407. The next prime is 12424522542427.

12424522542421 is nontrivially palindromic in base 10.

12424522542421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12424522542421 - 2⁵ = 12424522542389 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 (12424522542427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50705880 + ... + 50950321.

It is an arithmetic number, because the mean of its divisors is an integer number (870990338736).

Almost surely, 2^{12424522542421} is an apocalyptic number.

12424522542421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12424522542421 is a deficient number, since it is larger than the sum of its proper divisors (1511322877355).

12424522542421 is a wasteful number, since it uses less digits than its factorization.

12424522542421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101656524.

The product of its digits is 409600, while the sum is 40.

It can be divided in two parts, 1242452 and 2542421, that added together give a palindrome (3784873).

The spelling of 12424522542421 in words is "twelve trillion, four hundred twenty-four billion, five hundred twenty-two million, five hundred forty-two thousand, four hundred twenty-one".