210000020201 has 2 divisors, whose sum is σ = 210000020202. Its totient is φ = 210000020200.

The previous prime is 210000020189. The next prime is 210000020207. The reversal of 210000020201 is 102020000012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181548427225 + 28451592976 = 426085^2 + 168676^2 .

It is a cyclic number.

It is not a de Polignac number, because 210000020201 - 2¹⁸ = 209999758057 is a prime.

It is not a weakly prime, because it can be changed into another prime (210000020207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105000010100 + 105000010101.

It is an arithmetic number, because the mean of its divisors is an integer number (105000010101).

Almost surely, 2^210000020201 is an apocalyptic number.

It is an amenable number.

210000020201 is a deficient number, since it is larger than the sum of its proper divisors (1).

210000020201 is an equidigital number, since it uses as much as digits as its factorization.

210000020201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 210000020201 its reverse (102020000012), we get a palindrome (312020020213).

The spelling of 210000020201 in words is "two hundred ten billion, twenty thousand, two hundred one".