243505113422 has 8 divisors (see below), whose sum is σ = 365307583872. Its totient is φ = 121735918800.

The previous prime is 243505113391. The next prime is 243505113427. The reversal of 243505113422 is 224311505342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×243505113422² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243505113427) 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, 8300654 + ... + 8329937.

It is an arithmetic number, because the mean of its divisors is an integer number (45663447984).

Almost surely, 2^243505113422 is an apocalyptic number.

243505113422 is a deficient number, since it is larger than the sum of its proper divisors (121802470450).

243505113422 is a wasteful number, since it uses less digits than its factorization.

243505113422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16637914.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 243505113422 its reverse (224311505342), we get a palindrome (467816618764).

The spelling of 243505113422 in words is "two hundred forty-three billion, five hundred five million, one hundred thirteen thousand, four hundred twenty-two".