243143210042422 has 8 divisors (see below), whose sum is σ = 364990905010872. Its totient is φ = 121479575038800.

The previous prime is 243143210042377. The next prime is 243143210042561. The reversal of 243143210042422 is 224240012341342.

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

It is a super-2 number, since 2×243143210042422² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46014987904 + ... + 46014993187.

It is an arithmetic number, because the mean of its divisors is an integer number (45623863126359).

Almost surely, 2^{243143210042422} is an apocalyptic number.

243143210042422 is a deficient number, since it is larger than the sum of its proper divisors (121847694968450).

243143210042422 is a wasteful number, since it uses less digits than its factorization.

243143210042422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92029982414.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 243143210042422 its reverse (224240012341342), we get a palindrome (467383222383764).

The spelling of 243143210042422 in words is "two hundred forty-three trillion, one hundred forty-three billion, two hundred ten million, forty-two thousand, four hundred twenty-two".