240123114123 has 4 divisors (see below), whose sum is σ = 320164152168. Its totient is φ = 160082076080.

The previous prime is 240123114113. The next prime is 240123114137. The reversal of 240123114123 is 321411321042.

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 240123114123 - 2¹⁰ = 240123113099 is a prime.

It is a super-2 number, since 2×240123114123² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240123114093 and 240123114102.

It is not an unprimeable number, because it can be changed into a prime (240123114113) 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, 40020519018 + ... + 40020519023.

It is an arithmetic number, because the mean of its divisors is an integer number (80041038042).

Almost surely, 2^240123114123 is an apocalyptic number.

240123114123 is a deficient number, since it is larger than the sum of its proper divisors (80041038045).

240123114123 is an equidigital number, since it uses as much as digits as its factorization.

240123114123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80041038044.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 240123114123 its reverse (321411321042), we get a palindrome (561534435165).

The spelling of 240123114123 in words is "two hundred forty billion, one hundred twenty-three million, one hundred fourteen thousand, one hundred twenty-three".