100002020201 has 2 divisors, whose sum is σ = 100002020202. Its totient is φ = 100002020200.

The previous prime is 100002020197. The next prime is 100002020219. The reversal of 100002020201 is 102020200001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91189504576 + 8812515625 = 301976^2 + 93875^2 .

It is a cyclic number.

It is not a de Polignac number, because 100002020201 - 2² = 100002020197 is a prime.

It is not a weakly prime, because it can be changed into another prime (100002020231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50001010100 + 50001010101.

It is an arithmetic number, because the mean of its divisors is an integer number (50001010101).

Almost surely, 2^100002020201 is an apocalyptic number.

It is an amenable number.

100002020201 is a deficient number, since it is larger than the sum of its proper divisors (1).

100002020201 is an equidigital number, since it uses as much as digits as its factorization.

100002020201 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 100002020201 its reverse (102020200001), we get a palindrome (202022220202).

The spelling of 100002020201 in words is "one hundred billion, two million, twenty thousand, two hundred one".