13211404512424 has 32 divisors (see below), whose sum is σ = 24830426313000. Its totient is φ = 6589974446080.

The previous prime is 13211404512407. The next prime is 13211404512433. The reversal of 13211404512424 is 42421540411231.

It can be written as a sum of positive squares in 4 ways, for example, as 12842977364100 + 368427148324 = 3583710^2 + 606982^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13211404512424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5182302 + ... + 7299250.

Almost surely, 2^{13211404512424} is an apocalyptic number.

It is an amenable number.

13211404512424 is a deficient number, since it is larger than the sum of its proper divisors (11619021800576).

13211404512424 is a wasteful number, since it uses less digits than its factorization.

13211404512424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118813 (or 2118809 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

Adding to 13211404512424 its reverse (42421540411231), we get a palindrome (55632944923655).

The spelling of 13211404512424 in words is "thirteen trillion, two hundred eleven billion, four hundred four million, five hundred twelve thousand, four hundred twenty-four".