13104440140212 has 18 divisors (see below), whose sum is σ = 33125112576738. Its totient is φ = 4368146713392.

The previous prime is 13104440140199. The next prime is 13104440140217. The reversal of 13104440140212 is 21204104440131.

13104440140212 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 4 + 4 + 401 + 40 + 212 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11670108151716 + 1434331988496 = 3416154^2 + 1197636^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104440140217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182006113023 + ... + 182006113094.

It is an arithmetic number, because the mean of its divisors is an integer number (1840284032041).

Almost surely, 2^{13104440140212} is an apocalyptic number.

13104440140212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13104440140212 is an abundant number, since it is smaller than the sum of its proper divisors (20020672436526).

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

13104440140212 is a wasteful number, since it uses less digits than its factorization.

13104440140212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364012226127 (or 364012226122 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 13104440140212 its reverse (21204104440131), we get a palindrome (34308544580343).

The spelling of 13104440140212 in words is "thirteen trillion, one hundred four billion, four hundred forty million, one hundred forty thousand, two hundred twelve".