243043423022 has 16 divisors (see below), whose sum is σ = 364952516544. Its totient is φ = 121392636000.

The previous prime is 243043422959. The next prime is 243043423069. The reversal of 243043423022 is 220324340342.

It is a happy number.

It is a super-2 number, since 2×243043423022² (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, 12351872 + ... + 12371532.

It is an arithmetic number, because the mean of its divisors is an integer number (22809532284).

Almost surely, 2^243043423022 is an apocalyptic number.

243043423022 is a deficient number, since it is larger than the sum of its proper divisors (121909093522).

243043423022 is a wasteful number, since it uses less digits than its factorization.

243043423022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25915.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 243043423022 its reverse (220324340342), we get a palindrome (463367763364).

The spelling of 243043423022 in words is "two hundred forty-three billion, forty-three million, four hundred twenty-three thousand, twenty-two".