202043530530 has 48 divisors (see below), whose sum is σ = 525346491384. Its totient is φ = 53874858240.

The previous prime is 202043530529. The next prime is 202043530541. The reversal of 202043530530 is 35035340202.

202043530530 is a `hidden beast` number, since 20 + 20 + 43 + 53 + 0 + 530 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 183400632009 + 18642898521 = 428253^2 + 136539^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202043530494 and 202043530503.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1563342 + ... + 1687638.

Almost surely, 2^202043530530 is an apocalyptic number.

202043530530 is an abundant number, since it is smaller than the sum of its proper divisors (323302960854).

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

202043530530 is a wasteful number, since it uses less digits than its factorization.

202043530530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142371 (or 142368 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

Adding to 202043530530 its reverse (35035340202), we get a palindrome (237078870732).

The spelling of 202043530530 in words is "two hundred two billion, forty-three million, five hundred thirty thousand, five hundred thirty".