424333122421 has 8 divisors (see below), whose sum is σ = 463410388224. Its totient is φ = 386175321840.

The previous prime is 424333122401. The next prime is 424333122457. The reversal of 424333122421 is 124221333424.

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

It is not a de Polignac number, because 424333122421 - 2²⁹ = 423796251509 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 (424333122401) 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, 229865341 + ... + 229867186.

It is an arithmetic number, because the mean of its divisors is an integer number (57926298528).

Almost surely, 2^424333122421 is an apocalyptic number.

It is an amenable number.

424333122421 is a deficient number, since it is larger than the sum of its proper divisors (39077265803).

424333122421 is a wasteful number, since it uses less digits than its factorization.

424333122421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459732611.

The product of its digits is 27648, while the sum is 31.

Adding to 424333122421 its reverse (124221333424), we get a palindrome (548554455845).

The spelling of 424333122421 in words is "four hundred twenty-four billion, three hundred thirty-three million, one hundred twenty-two thousand, four hundred twenty-one".