243132204112 has 40 divisors (see below), whose sum is σ = 544850502336. Its totient is φ = 102944096256.

The previous prime is 243132204109. The next prime is 243132204149. The reversal of 243132204112 is 211402231342.

It is a super-2 number, since 2×243132204112² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13067953 + ... + 13086544.

Almost surely, 2^243132204112 is an apocalyptic number.

It is an amenable number.

243132204112 is an abundant number, since it is smaller than the sum of its proper divisors (301718298224).

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

243132204112 is a wasteful number, since it uses less digits than its factorization.

243132204112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26154595 (or 26154589 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 243132204112 its reverse (211402231342), we get a palindrome (454534435454).

The spelling of 243132204112 in words is "two hundred forty-three billion, one hundred thirty-two million, two hundred four thousand, one hundred twelve".