12041434242 has 40 divisors (see below), whose sum is σ = 27351371916. Its totient is φ = 3958823808.

The previous prime is 12041434217. The next prime is 12041434247. The reversal of 12041434242 is 24243414021.

12041434242 is a `hidden beast` number, since 1 + 2 + 0 + 414 + 3 + 4 + 242 = 666.

12041434242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10803731481 + 1237702761 = 103941^2 + 35181^2 .

It is a super-2 number, since 2×12041434242² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12041434247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 497283 + ... + 520934.

Almost surely, 2^12041434242 is an apocalyptic number.

12041434242 is an abundant number, since it is smaller than the sum of its proper divisors (15309937674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12041434242 is a wasteful number, since it uses less digits than its factorization.

12041434242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018304 (or 1018295 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 12041434242 its reverse (24243414021), we get a palindrome (36284848263).

The spelling of 12041434242 in words is "twelve billion, forty-one million, four hundred thirty-four thousand, two hundred forty-two".