404000220222 has 12 divisors (see below), whose sum is σ = 875333810520. Its totient is φ = 134666740068.

The previous prime is 404000220167. The next prime is 404000220223. The reversal of 404000220222 is 222022000404.

404000220222 is a `hidden beast` number, since 40 + 400 + 0 + 2 + 2 + 0 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 22444456679 = 404000220222 / (4 + 0 + 4 + 0 + 0 + 0 + 2 + 2 + 0 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 404000220195 and 404000220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404000220223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11222228322 + ... + 11222228357.

It is an arithmetic number, because the mean of its divisors is an integer number (72944484210).

Almost surely, 2^404000220222 is an apocalyptic number.

404000220222 is an abundant number, since it is smaller than the sum of its proper divisors (471333590298).

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

404000220222 is a wasteful number, since it uses less digits than its factorization.

404000220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22444456687 (or 22444456684 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 404000220222 its reverse (222022000404), we get a palindrome (626022220626).

The spelling of 404000220222 in words is "four hundred four billion, two hundred twenty thousand, two hundred twenty-two".