404022221305 has 16 divisors (see below), whose sum is σ = 508527388800. Its totient is φ = 307562923008.

The previous prime is 404022221297. The next prime is 404022221353. The reversal of 404022221305 is 503122220404.

It is a cyclic number.

It is not a de Polignac number, because 404022221305 - 2³ = 404022221297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404022221305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9079455 + ... + 9123844.

It is an arithmetic number, because the mean of its divisors is an integer number (31782961800).

Almost surely, 2^404022221305 is an apocalyptic number.

It is an amenable number.

404022221305 is a deficient number, since it is larger than the sum of its proper divisors (104505167495).

404022221305 is a wasteful number, since it uses less digits than its factorization.

404022221305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18203520.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 404022221305 its reverse (503122220404), we get a palindrome (907144441709).

Subtracting 404022221305 from its reverse (503122220404), we obtain a palindrome (99099999099).

The spelling of 404022221305 in words is "four hundred four billion, twenty-two million, two hundred twenty-one thousand, three hundred five".