13531214550213 has 12 divisors (see below), whose sum is σ = 19592875189420. Its totient is φ = 8998753928256.

The previous prime is 13531214550163. The next prime is 13531214550239. The reversal of 13531214550213 is 31205541213531.

It is a happy number.

13531214550213 is a `hidden beast` number, since 1 + 3 + 5 + 3 + 1 + 2 + 145 + 502 + 1 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9919211672484 + 3612002877729 = 3149478^2 + 1900527^2 .

It is not a de Polignac number, because 13531214550213 - 2¹² = 13531214546117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531214550313) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1837977106 + ... + 1837984467.

Almost surely, 2^{13531214550213} is an apocalyptic number.

It is an amenable number.

13531214550213 is a deficient number, since it is larger than the sum of its proper divisors (6061660639207).

13531214550213 is a wasteful number, since it uses less digits than its factorization.

13531214550213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675961988 (or 3675961985 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 13531214550213 its reverse (31205541213531), we get a palindrome (44736755763744).

The spelling of 13531214550213 in words is "thirteen trillion, five hundred thirty-one billion, two hundred fourteen million, five hundred fifty thousand, two hundred thirteen".