410122222021 has 2 divisors, whose sum is σ = 410122222022. Its totient is φ = 410122222020.

The previous prime is 410122222009. The next prime is 410122222051. The reversal of 410122222021 is 120222221014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400549752100 + 9572469921 = 632890^2 + 97839^2 .

It is a cyclic number.

It is not a de Polignac number, because 410122222021 - 2¹⁷ = 410122090949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 410122222021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (410122222001) 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, 205061111010 + 205061111011.

It is an arithmetic number, because the mean of its divisors is an integer number (205061111011).

Almost surely, 2^410122222021 is an apocalyptic number.

It is an amenable number.

410122222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

410122222021 is an equidigital number, since it uses as much as digits as its factorization.

410122222021 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 19.

Adding to 410122222021 its reverse (120222221014), we get a palindrome (530344443035).

The spelling of 410122222021 in words is "four hundred ten billion, one hundred twenty-two million, two hundred twenty-two thousand, twenty-one".