224031321431 has 8 divisors (see below), whose sum is σ = 226096103424. Its totient is φ = 221971239000.

The previous prime is 224031321377. The next prime is 224031321443. The reversal of 224031321431 is 134123130422.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224031321431 is a prime.

It is a super-2 number, since 2×224031321431² (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 224031321431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224031321131) 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, 1079075 + ... + 1269828.

It is an arithmetic number, because the mean of its divisors is an integer number (28262012928).

Almost surely, 2^224031321431 is an apocalyptic number.

224031321431 is a deficient number, since it is larger than the sum of its proper divisors (2064781993).

224031321431 is a wasteful number, since it uses less digits than its factorization.

224031321431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349781.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 224031321431 its reverse (134123130422), we get a palindrome (358154451853).

The spelling of 224031321431 in words is "two hundred twenty-four billion, thirty-one million, three hundred twenty-one thousand, four hundred thirty-one".