13113450012 has 24 divisors (see below), whose sum is σ = 32951746576. Its totient is φ = 4034907648.

The previous prime is 13113450011. The next prime is 13113450017. The reversal of 13113450012 is 21005431131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13113450011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42030133 + ... + 42030444.

Almost surely, 2^13113450012 is an apocalyptic number.

13113450012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13113450012 is an abundant number, since it is smaller than the sum of its proper divisors (19838296564).

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

13113450012 is a wasteful number, since it uses less digits than its factorization.

13113450012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84060597 (or 84060595 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 13113450012 its reverse (21005431131), we get a palindrome (34118881143).

The spelling of 13113450012 in words is "thirteen billion, one hundred thirteen million, four hundred fifty thousand, twelve".