411002221481 has 2 divisors, whose sum is σ = 411002221482. Its totient is φ = 411002221480.

The previous prime is 411002221429. The next prime is 411002221501. The reversal of 411002221481 is 184122200114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240688360000 + 170313861481 = 490600^2 + 412691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411002221481 is a prime.

It is a super-2 number, since 2×411002221481² (a number of 24 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 411002221481.

It is not a weakly prime, because it can be changed into another prime (411002421481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205501110740 + 205501110741.

It is an arithmetic number, because the mean of its divisors is an integer number (205501110741).

Almost surely, 2^411002221481 is an apocalyptic number.

It is an amenable number.

411002221481 is a deficient number, since it is larger than the sum of its proper divisors (1).

411002221481 is an equidigital number, since it uses as much as digits as its factorization.

411002221481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 411002221481 its reverse (184122200114), we get a palindrome (595124421595).

The spelling of 411002221481 in words is "four hundred eleven billion, two million, two hundred twenty-one thousand, four hundred eighty-one".