22100002021241 has 2 divisors, whose sum is σ = 22100002021242. Its totient is φ = 22100002021240.

The previous prime is 22100002021193. The next prime is 22100002021247. The reversal of 22100002021241 is 14212020000122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21786452419216 + 313549602025 = 4667596^2 + 559955^2 .

It is a cyclic number.

It is not a de Polignac number, because 22100002021241 - 2⁴² = 17701955510137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22100002021247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050001010620 + 11050001010621.

It is an arithmetic number, because the mean of its divisors is an integer number (11050001010621).

Almost surely, 2^{22100002021241} is an apocalyptic number.

It is an amenable number.

22100002021241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100002021241 is an equidigital number, since it uses as much as digits as its factorization.

22100002021241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22100002021241 its reverse (14212020000122), we get a palindrome (36312022021363).

The spelling of 22100002021241 in words is "twenty-two trillion, one hundred billion, two million, twenty-one thousand, two hundred forty-one".