213124320534424 has 16 divisors (see below), whose sum is σ = 430347185694720. Its totient is φ = 98365071015840.

The previous prime is 213124320534421. The next prime is 213124320534443. The reversal of 213124320534424 is 424435023421312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213124320534421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024636156312 + ... + 1024636156519.

It is an arithmetic number, because the mean of its divisors is an integer number (26896699105920).

Almost surely, 2^{213124320534424} is an apocalyptic number.

It is an amenable number.

213124320534424 is an abundant number, since it is smaller than the sum of its proper divisors (217222865160296).

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

213124320534424 is a wasteful number, since it uses less digits than its factorization.

213124320534424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049272312850 (or 2049272312846 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 213124320534424 its reverse (424435023421312), we get a palindrome (637559343955736).

The spelling of 213124320534424 in words is "two hundred thirteen trillion, one hundred twenty-four billion, three hundred twenty million, five hundred thirty-four thousand, four hundred twenty-four".