243233143104222 has 128 divisors (see below), whose sum is σ = 561404181381120. Its totient is φ = 78001757174880.

The previous prime is 243233143104113. The next prime is 243233143104223. The reversal of 243233143104222 is 222401341332342.

243233143104222 is a `hidden beast` number, since 2 + 4 + 3 + 2 + 3 + 314 + 310 + 4 + 2 + 22 = 666.

243233143104222 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243233143104223) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1523145193 + ... + 1523304875.

It is an arithmetic number, because the mean of its divisors is an integer number (4385970167040).

Almost surely, 2^{243233143104222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243233143104222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280702090690560).

243233143104222 is an abundant number, since it is smaller than the sum of its proper divisors (318171038276898).

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

243233143104222 is a wasteful number, since it uses less digits than its factorization.

243233143104222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169595 (or 169589 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 243233143104222 its reverse (222401341332342), we get a palindrome (465634484436564).

The spelling of 243233143104222 in words is "two hundred forty-three trillion, two hundred thirty-three billion, one hundred forty-three million, one hundred four thousand, two hundred twenty-two".