201020010121241 has 2 divisors, whose sum is σ = 201020010121242. Its totient is φ = 201020010121240.

The previous prime is 201020010121187. The next prime is 201020010121247. The reversal of 201020010121241 is 142121010020102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184705196615641 + 16314813505600 = 13590629^2 + 4039160^2 .

It is a cyclic number.

It is not a de Polignac number, because 201020010121241 - 2¹⁴ = 201020010104857 is a prime.

It is not a weakly prime, because it can be changed into another prime (201020010121247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510005060620 + 100510005060621.

It is an arithmetic number, because the mean of its divisors is an integer number (100510005060621).

Almost surely, 2^{201020010121241} is an apocalyptic number.

It is an amenable number.

201020010121241 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020010121241 is an equidigital number, since it uses as much as digits as its factorization.

201020010121241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201020010121241 its reverse (142121010020102), we get a palindrome (343141020141343).

The spelling of 201020010121241 in words is "two hundred one trillion, twenty billion, ten million, one hundred twenty-one thousand, two hundred forty-one".