404213301020 has 12 divisors (see below), whose sum is σ = 848847932184. Its totient is φ = 161685320400.

The previous prime is 404213301013. The next prime is 404213301053. The reversal of 404213301020 is 20103312404.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 20210665051 = 404213301020 / (4 + 0 + 4 + 2 + 1 + 3 + 3 + 0 + 1 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 404213300983 and 404213301001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10105332506 + ... + 10105332545.

It is an arithmetic number, because the mean of its divisors is an integer number (70737327682).

Almost surely, 2^404213301020 is an apocalyptic number.

It is an amenable number.

404213301020 is an abundant number, since it is smaller than the sum of its proper divisors (444634631164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404213301020 is a wasteful number, since it uses less digits than its factorization.

404213301020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20210665060 (or 20210665058 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 404213301020 its reverse (20103312404), we get a palindrome (424316613424).

The spelling of 404213301020 in words is "four hundred four billion, two hundred thirteen million, three hundred one thousand, twenty".