12004140440242 has 16 divisors (see below), whose sum is σ = 18615963002112. Its totient is φ = 5799421665360.

The previous prime is 12004140440239. The next prime is 12004140440249. The reversal of 12004140440242 is 24204404140021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12004140440242.

It is not an unprimeable number, because it can be changed into a prime (12004140440249) 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, 150516253 + ... + 150595984.

It is an arithmetic number, because the mean of its divisors is an integer number (1163497687632).

Almost surely, 2^{12004140440242} is an apocalyptic number.

12004140440242 is a deficient number, since it is larger than the sum of its proper divisors (6611822561870).

12004140440242 is a wasteful number, since it uses less digits than its factorization.

12004140440242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301112913.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 12004140440242 its reverse (24204404140021), we get a palindrome (36208544580263).

The spelling of 12004140440242 in words is "twelve trillion, four billion, one hundred forty million, four hundred forty thousand, two hundred forty-two".