12141121042 has 8 divisors (see below), whose sum is σ = 18220234032. Its totient is φ = 6067709700.

The previous prime is 12141121009. The next prime is 12141121103. The reversal of 12141121042 is 24012114121.

It is a happy number.

12141121042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1420084 + ... + 1428607.

It is an arithmetic number, because the mean of its divisors is an integer number (2277529254).

Almost surely, 2^12141121042 is an apocalyptic number.

12141121042 is a deficient number, since it is larger than the sum of its proper divisors (6079112990).

12141121042 is a wasteful number, since it uses less digits than its factorization.

12141121042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850824.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12141121042 its reverse (24012114121), we get a palindrome (36153235163).

The spelling of 12141121042 in words is "twelve billion, one hundred forty-one million, one hundred twenty-one thousand, forty-two".