404022221353 has 2 divisors, whose sum is σ = 404022221354. Its totient is φ = 404022221352.

The previous prime is 404022221297. The next prime is 404022221429. The reversal of 404022221353 is 353122220404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359721653824 + 44300567529 = 599768^2 + 210477^2 .

It is a cyclic number.

It is not a de Polignac number, because 404022221353 - 2²⁹ = 403485350441 is a prime.

It is not a weakly prime, because it can be changed into another prime (404022221453) 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, 202011110676 + 202011110677.

It is an arithmetic number, because the mean of its divisors is an integer number (202011110677).

Almost surely, 2^404022221353 is an apocalyptic number.

It is an amenable number.

404022221353 is a deficient number, since it is larger than the sum of its proper divisors (1).

404022221353 is an equidigital number, since it uses as much as digits as its factorization.

404022221353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 404022221353 its reverse (353122220404), we get a palindrome (757144441757).

The spelling of 404022221353 in words is "four hundred four billion, twenty-two million, two hundred twenty-one thousand, three hundred fifty-three".