202143304193 has 2 divisors, whose sum is σ = 202143304194. Its totient is φ = 202143304192.

The previous prime is 202143304151. The next prime is 202143304261. The reversal of 202143304193 is 391403341202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166078255729 + 36065048464 = 407527^2 + 189908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202143304193 is a prime.

It is not a weakly prime, because it can be changed into another prime (202143304793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101071652096 + 101071652097.

It is an arithmetic number, because the mean of its divisors is an integer number (101071652097).

Almost surely, 2^202143304193 is an apocalyptic number.

It is an amenable number.

202143304193 is a deficient number, since it is larger than the sum of its proper divisors (1).

202143304193 is an equidigital number, since it uses as much as digits as its factorization.

202143304193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 202143304193 its reverse (391403341202), we get a palindrome (593546645395).

The spelling of 202143304193 in words is "two hundred two billion, one hundred forty-three million, three hundred four thousand, one hundred ninety-three".