22212404433 has 6 divisors (see below), whose sum is σ = 32084584194. Its totient is φ = 14808269616.

The previous prime is 22212404413. The next prime is 22212404447. The reversal of 22212404433 is 33440421222.

22212404433 is a `hidden beast` number, since 2 + 2 + 212 + 4 + 0 + 443 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 22131620289 + 80784144 = 148767^2 + 8988^2 .

It is not a de Polignac number, because 22212404433 - 2⁶ = 22212404369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22212404397 and 22212404406.

It is not an unprimeable number, because it can be changed into a prime (22212404413) 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, 1234022460 + ... + 1234022477.

It is an arithmetic number, because the mean of its divisors is an integer number (5347430699).

Almost surely, 2^22212404433 is an apocalyptic number.

It is an amenable number.

22212404433 is a deficient number, since it is larger than the sum of its proper divisors (9872179761).

22212404433 is a wasteful number, since it uses less digits than its factorization.

22212404433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468044943 (or 2468044940 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22212404433 its reverse (33440421222), we get a palindrome (55652825655).

The spelling of 22212404433 in words is "twenty-two billion, two hundred twelve million, four hundred four thousand, four hundred thirty-three".