202143304230 has 64 divisors (see below), whose sum is σ = 560166243840. Its totient is φ = 45727847424.

The previous prime is 202143304193. The next prime is 202143304261. The reversal of 202143304230 is 32403341202.

It is a self number, because there is not a number n which added to its sum of digits gives 202143304230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4941420 + ... + 4982159.

It is an arithmetic number, because the mean of its divisors is an integer number (8752597560).

Almost surely, 2^202143304230 is an apocalyptic number.

202143304230 is an abundant number, since it is smaller than the sum of its proper divisors (358022939610).

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

202143304230 is a wasteful number, since it uses less digits than its factorization.

202143304230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9923693.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 202143304230 its reverse (32403341202), we get a palindrome (234546645432).

The spelling of 202143304230 in words is "two hundred two billion, one hundred forty-three million, three hundred four thousand, two hundred thirty".