10201221241 has 2 divisors, whose sum is σ = 10201221242. Its totient is φ = 10201221240.

The previous prime is 10201221223. The next prime is 10201221287. The reversal of 10201221241 is 14212210201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9025760016 + 1175461225 = 95004^2 + 34285^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201221241 - 2¹⁷ = 10201090169 is a prime.

It is not a weakly prime, because it can be changed into another prime (10201221341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100610620 + 5100610621.

It is an arithmetic number, because the mean of its divisors is an integer number (5100610621).

Almost surely, 2^10201221241 is an apocalyptic number.

It is an amenable number.

10201221241 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201221241 is an equidigital number, since it uses as much as digits as its factorization.

10201221241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10201221241 its reverse (14212210201), we get a palindrome (24413431442).

The spelling of 10201221241 in words is "ten billion, two hundred one million, two hundred twenty-one thousand, two hundred forty-one".