22004204022 has 12 divisors (see below), whose sum is σ = 47675775420. Its totient is φ = 7334734668.

The previous prime is 22004204021. The next prime is 22004204039. The reversal of 22004204022 is 22040240022.

22004204022 is a `hidden beast` number, since 2 + 200 + 420 + 40 + 2 + 2 = 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: 1222455779 = 22004204022 / (2 + 2 + 0 + 0 + 4 + 2 + 0 + 4 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22004203986 and 22004204004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22004204021) 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 in 5 ways as a sum of consecutive naturals, for example, 611227872 + ... + 611227907.

It is an arithmetic number, because the mean of its divisors is an integer number (3972981285).

Almost surely, 2^22004204022 is an apocalyptic number.

22004204022 is an abundant number, since it is smaller than the sum of its proper divisors (25671571398).

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

22004204022 is a wasteful number, since it uses less digits than its factorization.

22004204022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222455787 (or 1222455784 counting only the distinct ones).

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

Adding to 22004204022 its reverse (22040240022), we get a palindrome (44044444044).

The spelling of 22004204022 in words is "twenty-two billion, four million, two hundred four thousand, twenty-two".