240102204123 has 8 divisors (see below), whose sum is σ = 320140975168. Its totient is φ = 160065784584.

The previous prime is 240102204073. The next prime is 240102204149. The reversal of 240102204123 is 321402201042.

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

It is not a de Polignac number, because 240102204123 - 2¹² = 240102200027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240102204123.

It is not an unprimeable number, because it can be changed into a prime (240102204163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333961 + ... + 769242.

It is an arithmetic number, because the mean of its divisors is an integer number (40017621896).

Almost surely, 2^240102204123 is an apocalyptic number.

240102204123 is a deficient number, since it is larger than the sum of its proper divisors (80038771045).

240102204123 is a wasteful number, since it uses less digits than its factorization.

240102204123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175753.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 240102204123 its reverse (321402201042), we get a palindrome (561504405165).

The spelling of 240102204123 in words is "two hundred forty billion, one hundred two million, two hundred four thousand, one hundred twenty-three".