431224213222243 has 4 divisors (see below), whose sum is σ = 492827672254000. Its totient is φ = 369620754190488.

The previous prime is 431224213222241. The next prime is 431224213222277. The reversal of 431224213222243 is 342222312422134.

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 431224213222243 - 2¹ = 431224213222241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431224213222241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30801729515868 + ... + 30801729515881.

It is an arithmetic number, because the mean of its divisors is an integer number (123206918063500).

Almost surely, 2^{431224213222243} is an apocalyptic number.

431224213222243 is a deficient number, since it is larger than the sum of its proper divisors (61603459031757).

431224213222243 is an equidigital number, since it uses as much as digits as its factorization.

431224213222243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61603459031756.

The product of its digits is 221184, while the sum is 37.

Adding to 431224213222243 its reverse (342222312422134), we get a palindrome (773446525644377).

The spelling of 431224213222243 in words is "four hundred thirty-one trillion, two hundred twenty-four billion, two hundred thirteen million, two hundred twenty-two thousand, two hundred forty-three".