13240120124242 has 8 divisors (see below), whose sum is σ = 21665651112432. Its totient is φ = 6018236420100.

The previous prime is 13240120124219. The next prime is 13240120124269. The reversal of 13240120124242 is 24242102104231.

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 13240120124242.

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, 300911820984 + ... + 300911821027.

It is an arithmetic number, because the mean of its divisors is an integer number (2708206389054).

Almost surely, 2^{13240120124242} is an apocalyptic number.

13240120124242 is a deficient number, since it is larger than the sum of its proper divisors (8425530988190).

13240120124242 is a wasteful number, since it uses less digits than its factorization.

13240120124242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601823642024.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 13240120124242 its reverse (24242102104231), we get a palindrome (37482222228473).

The spelling of 13240120124242 in words is "thirteen trillion, two hundred forty billion, one hundred twenty million, one hundred twenty-four thousand, two hundred forty-two".