22020404264 has 16 divisors (see below), whose sum is σ = 41551242900. Its totient is φ = 10940072832.

The previous prime is 22020404243. The next prime is 22020404267. The reversal of 22020404264 is 46240402022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20608899364 + 1411504900 = 143558^2 + 37570^2 .

It is not an unprimeable number, because it can be changed into a prime (22020404267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8764829 + ... + 8767340.

Almost surely, 2^22020404264 is an apocalyptic number.

It is an amenable number.

22020404264 is a deficient number, since it is larger than the sum of its proper divisors (19530838636).

22020404264 is a wasteful number, since it uses less digits than its factorization.

22020404264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17532332 (or 17532328 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22020404264 its reverse (46240402022), we get a palindrome (68260806286).

The spelling of 22020404264 in words is "twenty-two billion, twenty million, four hundred four thousand, two hundred sixty-four".