424042013021 has 8 divisors (see below), whose sum is σ = 463635516384. Its totient is φ = 384622547920.

The previous prime is 424042012997. The next prime is 424042013041. The reversal of 424042013021 is 120310240424.

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

It is a cyclic number.

It is not a de Polignac number, because 424042013021 - 2¹⁰ = 424042011997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424042013041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43504466 + ... + 43514211.

It is an arithmetic number, because the mean of its divisors is an integer number (57954439548).

Almost surely, 2^424042013021 is an apocalyptic number.

It is an amenable number.

424042013021 is a deficient number, since it is larger than the sum of its proper divisors (39593503363).

424042013021 is a wasteful number, since it uses less digits than its factorization.

424042013021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87019131.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 424042013021 its reverse (120310240424), we get a palindrome (544352253445).

The spelling of 424042013021 in words is "four hundred twenty-four billion, forty-two million, thirteen thousand, twenty-one".