243322132422 has 32 divisors (see below), whose sum is σ = 488501096544. Its totient is φ = 80798054400.

The previous prime is 243322132397. The next prime is 243322132423. The reversal of 243322132422 is 224231223342.

It is a self number, because there is not a number n which added to its sum of digits gives 243322132422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243322132423) 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, 7471278 + ... + 7503774.

It is an arithmetic number, because the mean of its divisors is an integer number (15265659267).

Almost surely, 2^243322132422 is an apocalyptic number.

243322132422 is an abundant number, since it is smaller than the sum of its proper divisors (245178964122).

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

243322132422 is a wasteful number, since it uses less digits than its factorization.

243322132422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37224.

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

Adding to 243322132422 its reverse (224231223342), we get a palindrome (467553355764).

The spelling of 243322132422 in words is "two hundred forty-three billion, three hundred twenty-two million, one hundred thirty-two thousand, four hundred twenty-two".