143232233506422 has 8 divisors (see below), whose sum is σ = 286464467012856. Its totient is φ = 47744077835472.

The previous prime is 143232233506421. The next prime is 143232233506451. The reversal of 143232233506422 is 224605332232341.

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

143232233506422 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143232233506421) 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, 11936019458863 + ... + 11936019458874.

It is an arithmetic number, because the mean of its divisors is an integer number (35808058376607).

Almost surely, 2^{143232233506422} is an apocalyptic number.

143232233506422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

143232233506422 is a wasteful number, since it uses less digits than its factorization.

143232233506422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23872038917742.

The product of its (nonzero) digits is 1244160, while the sum is 42.

Adding to 143232233506422 its reverse (224605332232341), we get a palindrome (367837565738763).

The spelling of 143232233506422 in words is "one hundred forty-three trillion, two hundred thirty-two billion, two hundred thirty-three million, five hundred six thousand, four hundred twenty-two".