201210020201 has 2 divisors, whose sum is σ = 201210020202. Its totient is φ = 201210020200.

The previous prime is 201210020183. The next prime is 201210020239. The reversal of 201210020201 is 102020012102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169517475625 + 31692544576 = 411725^2 + 178024^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201210020201 is a prime.

It is not a weakly prime, because it can be changed into another prime (201210020261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100605010100 + 100605010101.

It is an arithmetic number, because the mean of its divisors is an integer number (100605010101).

Almost surely, 2^201210020201 is an apocalyptic number.

It is an amenable number.

201210020201 is a deficient number, since it is larger than the sum of its proper divisors (1).

201210020201 is an equidigital number, since it uses as much as digits as its factorization.

201210020201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201210020201 its reverse (102020012102), we get a palindrome (303230032303).

The spelling of 201210020201 in words is "two hundred one billion, two hundred ten million, twenty thousand, two hundred one".