424213404231 has 4 divisors (see below), whose sum is σ = 565617872312. Its totient is φ = 282808936152.

The previous prime is 424213404229. The next prime is 424213404257. The reversal of 424213404231 is 132404312424.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 424213404231 - 2¹ = 424213404229 is a prime.

It is a super-2 number, since 2×424213404231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424213404631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70702234036 + ... + 70702234041.

It is an arithmetic number, because the mean of its divisors is an integer number (141404468078).

Almost surely, 2^424213404231 is an apocalyptic number.

424213404231 is a deficient number, since it is larger than the sum of its proper divisors (141404468081).

424213404231 is a wasteful number, since it uses less digits than its factorization.

424213404231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141404468080.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 424213404231 its reverse (132404312424), we get a palindrome (556617716655).

The spelling of 424213404231 in words is "four hundred twenty-four billion, two hundred thirteen million, four hundred four thousand, two hundred thirty-one".