1822220020241 has 2 divisors, whose sum is σ = 1822220020242. Its totient is φ = 1822220020240.

The previous prime is 1822220020171. The next prime is 1822220020261. The reversal of 1822220020241 is 1420200222281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1162720107025 + 659499913216 = 1078295^2 + 812096^2 .

It is a cyclic number.

It is not a de Polignac number, because 1822220020241 - 2³⁰ = 1821146278417 is a prime.

It is a super-2 number, since 2×1822220020241² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1822220020241.

It is not a weakly prime, because it can be changed into another prime (1822220020261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911110010120 + 911110010121.

It is an arithmetic number, because the mean of its divisors is an integer number (911110010121).

Almost surely, 2^{1822220020241} is an apocalyptic number.

It is an amenable number.

1822220020241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1822220020241 is an equidigital number, since it uses as much as digits as its factorization.

1822220020241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2048, while the sum is 26.

The spelling of 1822220020241 in words is "one trillion, eight hundred twenty-two billion, two hundred twenty million, twenty thousand, two hundred forty-one".