13340403121042 has 8 divisors (see below), whose sum is σ = 20011091314032. Its totient is φ = 6670039349700.

The previous prime is 13340403121033. The next prime is 13340403121061. The reversal of 13340403121042 is 24012130404331.

It is a happy number.

13340403121042 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 a self number, because there is not a number n which added to its sum of digits gives 13340403121042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81002584 + ... + 81167107.

It is an arithmetic number, because the mean of its divisors is an integer number (2501386414254).

Almost surely, 2^{13340403121042} is an apocalyptic number.

13340403121042 is a deficient number, since it is larger than the sum of its proper divisors (6670688192990).

13340403121042 is a wasteful number, since it uses less digits than its factorization.

13340403121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162210824.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13340403121042 its reverse (24012130404331), we get a palindrome (37352533525373).

The spelling of 13340403121042 in words is "thirteen trillion, three hundred forty billion, four hundred three million, one hundred twenty-one thousand, forty-two".