424312220431 has 8 divisors (see below), whose sum is σ = 462919264128. Its totient is φ = 385710711000.

The previous prime is 424312220419. The next prime is 424312220459. The reversal of 424312220431 is 134022213424.

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 424312220431 - 2⁷ = 424312220303 is a prime.

It is a super-2 number, since 2×424312220431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424312220431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424312227431) 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, 1222435 + ... + 1530676.

It is an arithmetic number, because the mean of its divisors is an integer number (57864908016).

Almost surely, 2^424312220431 is an apocalyptic number.

424312220431 is a deficient number, since it is larger than the sum of its proper divisors (38607043697).

424312220431 is a wasteful number, since it uses less digits than its factorization.

424312220431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767133.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 424312220431 its reverse (134022213424), we get a palindrome (558334433855).

The spelling of 424312220431 in words is "four hundred twenty-four billion, three hundred twelve million, two hundred twenty thousand, four hundred thirty-one".