13120113242 has 32 divisors (see below), whose sum is σ = 20933337600. Its totient is φ = 6156259200.

The previous prime is 13120113241. The next prime is 13120113247. The reversal of 13120113242 is 24231102131.

It is not an unprimeable number, because it can be changed into a prime (13120113241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634259 + ... + 654617.

It is an arithmetic number, because the mean of its divisors is an integer number (654166800).

Almost surely, 2^13120113242 is an apocalyptic number.

13120113242 is a deficient number, since it is larger than the sum of its proper divisors (7813224358).

13120113242 is a wasteful number, since it uses less digits than its factorization.

13120113242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20702.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 13120113242 its reverse (24231102131), we get a palindrome (37351215373).

The spelling of 13120113242 in words is "thirteen billion, one hundred twenty million, one hundred thirteen thousand, two hundred forty-two".