224420012431 has 4 divisors (see below), whose sum is σ = 224421580152. Its totient is φ = 224418444712.

The previous prime is 224420012413. The next prime is 224420012441. The reversal of 224420012431 is 134210024422.

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

It is a cyclic number.

It is not a de Polignac number, because 224420012431 - 2⁹ = 224420011919 is a prime.

It is a super-2 number, since 2×224420012431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224420012396 and 224420012405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224420012441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544840 + ... + 863533.

It is an arithmetic number, because the mean of its divisors is an integer number (56105395038).

Almost surely, 2^224420012431 is an apocalyptic number.

224420012431 is a deficient number, since it is larger than the sum of its proper divisors (1567721).

224420012431 is a wasteful number, since it uses less digits than its factorization.

224420012431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567720.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 224420012431 its reverse (134210024422), we get a palindrome (358630036853).

The spelling of 224420012431 in words is "two hundred twenty-four billion, four hundred twenty million, twelve thousand, four hundred thirty-one".