243303430422 has 32 divisors (see below), whose sum is σ = 524056952160. Its totient is φ = 74859909120.

The previous prime is 243303430397. The next prime is 243303430429. The reversal of 243303430422 is 224034303342.

It is a super-2 number, since 2×243303430422² (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 243303430422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243303430429) 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 15 ways as a sum of consecutive naturals, for example, 4093654 + ... + 4152662.

It is an arithmetic number, because the mean of its divisors is an integer number (16376779755).

Almost surely, 2^243303430422 is an apocalyptic number.

243303430422 is an abundant number, since it is smaller than the sum of its proper divisors (280753521738).

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

243303430422 is a wasteful number, since it uses less digits than its factorization.

243303430422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111888.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 243303430422 its reverse (224034303342), we get a palindrome (467337733764).

The spelling of 243303430422 in words is "two hundred forty-three billion, three hundred three million, four hundred thirty thousand, four hundred twenty-two".