2440322240123 has 4 divisors (see below), whose sum is σ = 2459537376000. Its totient is φ = 2421107104248.

The previous prime is 2440322240089. The next prime is 2440322240221. The reversal of 2440322240123 is 3210422230442.

2440322240123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2440322240123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2440322240423) 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, 9607567748 + ... + 9607568001.

It is an arithmetic number, because the mean of its divisors is an integer number (614884344000).

Almost surely, 2^{2440322240123} is an apocalyptic number.

2440322240123 is a deficient number, since it is larger than the sum of its proper divisors (19215135877).

2440322240123 is a wasteful number, since it uses less digits than its factorization.

2440322240123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19215135876.

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

Adding to 2440322240123 its reverse (3210422230442), we get a palindrome (5650744470565).

The spelling of 2440322240123 in words is "two trillion, four hundred forty billion, three hundred twenty-two million, two hundred forty thousand, one hundred twenty-three".