13140040424121 has 24 divisors (see below), whose sum is σ = 20445050225600. Its totient is φ = 8084205707616.

The previous prime is 13140040424117. The next prime is 13140040424129. The reversal of 13140040424121 is 12142404004131.

13140040424121 is a `hidden beast` number, since 1 + 3 + 14 + 0 + 0 + 404 + 241 + 2 + 1 = 666.

It is not a de Polignac number, because 13140040424121 - 2² = 13140040424117 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13140040424129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13219861 + ... + 14179026.

Almost surely, 2^{13140040424121} is an apocalyptic number.

It is an amenable number.

13140040424121 is a deficient number, since it is larger than the sum of its proper divisors (7305009801479).

13140040424121 is a wasteful number, since it uses less digits than its factorization.

13140040424121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27403005 (or 27403002 counting only the distinct ones).

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

Adding to 13140040424121 its reverse (12142404004131), we get a palindrome (25282444428252).

The spelling of 13140040424121 in words is "thirteen trillion, one hundred forty billion, forty million, four hundred twenty-four thousand, one hundred twenty-one".