202130401171 has 2 divisors, whose sum is σ = 202130401172. Its totient is φ = 202130401170.

The previous prime is 202130401147. The next prime is 202130401181. The reversal of 202130401171 is 171104031202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202130401171 - 2¹¹ = 202130399123 is a prime.

It is not a weakly prime, because it can be changed into another prime (202130401181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101065200585 + 101065200586.

It is an arithmetic number, because the mean of its divisors is an integer number (101065200586).

Almost surely, 2^202130401171 is an apocalyptic number.

202130401171 is a deficient number, since it is larger than the sum of its proper divisors (1).

202130401171 is an equidigital number, since it uses as much as digits as its factorization.

202130401171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 202130401171 its reverse (171104031202), we get a palindrome (373234432373).

The spelling of 202130401171 in words is "two hundred two billion, one hundred thirty million, four hundred one thousand, one hundred seventy-one".