2021001010201 has 2 divisors, whose sum is σ = 2021001010202. Its totient is φ = 2021001010200.

The previous prime is 2021001010183. The next prime is 2021001010241. The reversal of 2021001010201 is 1020101001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2015408961801 + 5592048400 = 1419651^2 + 74780^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021001010201 - 2⁵ = 2021001010169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021001010241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010500505100 + 1010500505101.

It is an arithmetic number, because the mean of its divisors is an integer number (1010500505101).

Almost surely, 2^{2021001010201} is an apocalyptic number.

It is an amenable number.

2021001010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021001010201 is an equidigital number, since it uses as much as digits as its factorization.

2021001010201 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 10.

Adding to 2021001010201 its reverse (1020101001202), we get a palindrome (3041102011403).

The spelling of 2021001010201 in words is "two trillion, twenty-one billion, one million, ten thousand, two hundred one".