243115043022 has 12 divisors (see below), whose sum is σ = 526749259920. Its totient is φ = 81038347668.

The previous prime is 243115042997. The next prime is 243115043023. The reversal of 243115043022 is 220340511342.

243115043022 is a `hidden beast` number, since 243 + 115 + 0 + 4 + 302 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243115043023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6753195622 + ... + 6753195657.

It is an arithmetic number, because the mean of its divisors is an integer number (43895771660).

Almost surely, 2^243115043022 is an apocalyptic number.

243115043022 is an abundant number, since it is smaller than the sum of its proper divisors (283634216898).

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

243115043022 is a wasteful number, since it uses less digits than its factorization.

243115043022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13506391287 (or 13506391284 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 243115043022 its reverse (220340511342), we get a palindrome (463455554364).

The spelling of 243115043022 in words is "two hundred forty-three billion, one hundred fifteen million, forty-three thousand, twenty-two".