243040434122 has 8 divisors (see below), whose sum is σ = 370001855136. Its totient is φ = 119706482412.

The previous prime is 243040434107. The next prime is 243040434127. The reversal of 243040434122 is 221434040342.

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

It is not an unprimeable number, because it can be changed into a prime (243040434127) 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, 906867158 + ... + 906867425.

It is an arithmetic number, because the mean of its divisors is an integer number (46250231892).

Almost surely, 2^243040434122 is an apocalyptic number.

243040434122 is a deficient number, since it is larger than the sum of its proper divisors (126961421014).

243040434122 is a wasteful number, since it uses less digits than its factorization.

243040434122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813734652.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 243040434122 its reverse (221434040342), we get a palindrome (464474474464).

The spelling of 243040434122 in words is "two hundred forty-three billion, forty million, four hundred thirty-four thousand, one hundred twenty-two".