22122200322 has 48 divisors (see below), whose sum is σ = 49820097600. Its totient is φ = 7088306976.

The previous prime is 22122200291. The next prime is 22122200323. The reversal of 22122200322 is 22300222122.

22122200322 is a `hidden beast` number, since 22 + 122 + 200 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22122200295 and 22122200304.

It is not an unprimeable number, because it can be changed into a prime (22122200323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144822 + ... + 255377.

It is an arithmetic number, because the mean of its divisors is an integer number (1037918700).

Almost surely, 2^22122200322 is an apocalyptic number.

22122200322 is an abundant number, since it is smaller than the sum of its proper divisors (27697897278).

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

22122200322 is a wasteful number, since it uses less digits than its factorization.

22122200322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400327 (or 400324 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22122200322 its reverse (22300222122), we get a palindrome (44422422444).

The spelling of 22122200322 in words is "twenty-two billion, one hundred twenty-two million, two hundred thousand, three hundred twenty-two".