240332123243 has 4 divisors (see below), whose sum is σ = 240345421560. Its totient is φ = 240318824928.

The previous prime is 240332123231. The next prime is 240332123263. The reversal of 240332123243 is 342321233042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240332123243 - 2⁶ = 240332123179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240332123263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6622013 + ... + 6658206.

It is an arithmetic number, because the mean of its divisors is an integer number (60086355390).

Almost surely, 2^240332123243 is an apocalyptic number.

240332123243 is a deficient number, since it is larger than the sum of its proper divisors (13298317).

240332123243 is a wasteful number, since it uses less digits than its factorization.

240332123243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13298316.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 240332123243 its reverse (342321233042), we get a palindrome (582653356285).

The spelling of 240332123243 in words is "two hundred forty billion, three hundred thirty-two million, one hundred twenty-three thousand, two hundred forty-three".