431431222345 has 8 divisors (see below), whose sum is σ = 520893648576. Its totient is φ = 343027523376.

The previous prime is 431431222337. The next prime is 431431222351. The reversal of 431431222345 is 543222134134.

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 431431222345 - 2³ = 431431222337 is a prime.

It is a super-2 number, since 2×431431222345² (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 431431222345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264680917 + ... + 264682546.

It is an arithmetic number, because the mean of its divisors is an integer number (65111706072).

Almost surely, 2^431431222345 is an apocalyptic number.

It is an amenable number.

431431222345 is a deficient number, since it is larger than the sum of its proper divisors (89462426231).

431431222345 is a wasteful number, since it uses less digits than its factorization.

431431222345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529363631.

The product of its digits is 69120, while the sum is 34.

Adding to 431431222345 its reverse (543222134134), we get a palindrome (974653356479).

The spelling of 431431222345 in words is "four hundred thirty-one billion, four hundred thirty-one million, two hundred twenty-two thousand, three hundred forty-five".