243423304122 has 32 divisors (see below), whose sum is σ = 489812336640. Its totient is φ = 80648221680.

The previous prime is 243423304121. The next prime is 243423304193. The reversal of 243423304122 is 221403324342.

It is a self number, because there is not a number n which added to its sum of digits gives 243423304122.

It is not an unprimeable number, because it can be changed into a prime (243423304121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517047 + ... + 868437.

It is an arithmetic number, because the mean of its divisors is an integer number (15306635520).

Almost surely, 2^243423304122 is an apocalyptic number.

243423304122 is an abundant number, since it is smaller than the sum of its proper divisors (246389032518).

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

243423304122 is a wasteful number, since it uses less digits than its factorization.

243423304122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352098.

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

Adding to 243423304122 its reverse (221403324342), we get a palindrome (464826628464).

The spelling of 243423304122 in words is "two hundred forty-three billion, four hundred twenty-three million, three hundred four thousand, one hundred twenty-two".