10404220305 has 8 divisors (see below), whose sum is σ = 16646752512. Its totient is φ = 5548917488.

The previous prime is 10404220249. The next prime is 10404220319. The reversal of 10404220305 is 50302240401.

10404220305 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10404220305 - 2⁸ = 10404220049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346807329 + ... + 346807358.

It is an arithmetic number, because the mean of its divisors is an integer number (2080844064).

Almost surely, 2^10404220305 is an apocalyptic number.

10404220305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10404220305 is a deficient number, since it is larger than the sum of its proper divisors (6242532207).

10404220305 is an equidigital number, since it uses as much as digits as its factorization.

10404220305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693614695.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 10404220305 its reverse (50302240401), we get a palindrome (60706460706).

The spelling of 10404220305 in words is "ten billion, four hundred four million, two hundred twenty thousand, three hundred five".