1022221201241 has 2 divisors, whose sum is σ = 1022221201242. Its totient is φ = 1022221201240.

The previous prime is 1022221201159. The next prime is 1022221201333. The reversal of 1022221201241 is 1421021222201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 821334375625 + 200886825616 = 906275^2 + 448204^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022221201241 - 2¹⁴ = 1022221184857 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022229201241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511110600620 + 511110600621.

It is an arithmetic number, because the mean of its divisors is an integer number (511110600621).

Almost surely, 2^{1022221201241} is an apocalyptic number.

It is an amenable number.

1022221201241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022221201241 is an equidigital number, since it uses as much as digits as its factorization.

1022221201241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1022221201241 its reverse (1421021222201), we get a palindrome (2443242423442).

The spelling of 1022221201241 in words is "one trillion, twenty-two billion, two hundred twenty-one million, two hundred one thousand, two hundred forty-one".