431342043222 has 64 divisors (see below), whose sum is σ = 917393817600. Its totient is φ = 134737035264.

The previous prime is 431342043157. The next prime is 431342043247. The reversal of 431342043222 is 222340243134.

It is a super-2 number, since 2×431342043222² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431342043222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23391318 + ... + 23409750.

It is an arithmetic number, because the mean of its divisors is an integer number (14334278400).

Almost surely, 2^431342043222 is an apocalyptic number.

431342043222 is an abundant number, since it is smaller than the sum of its proper divisors (486051774378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431342043222 is a wasteful number, since it uses less digits than its factorization.

431342043222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19437.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 431342043222 its reverse (222340243134), we get a palindrome (653682286356).

The spelling of 431342043222 in words is "four hundred thirty-one billion, three hundred forty-two million, forty-three thousand, two hundred twenty-two".