13321242120342 has 32 divisors (see below), whose sum is σ = 28710895046400. Its totient is φ = 4096131023520.

The previous prime is 13321242120293. The next prime is 13321242120367. The reversal of 13321242120342 is 24302124212331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56396092 + ... + 56631807.

It is an arithmetic number, because the mean of its divisors is an integer number (897215470200).

Almost surely, 2^{13321242120342} is an apocalyptic number.

13321242120342 is an abundant number, since it is smaller than the sum of its proper divisors (15389652926058).

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

13321242120342 is a wasteful number, since it uses less digits than its factorization.

13321242120342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113029428.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 13321242120342 its reverse (24302124212331), we get a palindrome (37623366332673).

The spelling of 13321242120342 in words is "thirteen trillion, three hundred twenty-one billion, two hundred forty-two million, one hundred twenty thousand, three hundred forty-two".