22122200208 has 20 divisors (see below), whose sum is σ = 57149017328. Its totient is φ = 7374066720.

The previous prime is 22122200201. The next prime is 22122200227. The reversal of 22122200208 is 80200222122.

It is a super-3 number, since 3×22122200208³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22122200201) 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 3 ways as a sum of consecutive naturals, for example, 230439538 + ... + 230439633.

Almost surely, 2^22122200208 is an apocalyptic number.

It is an amenable number.

22122200208 is an abundant number, since it is smaller than the sum of its proper divisors (35026817120).

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

22122200208 is a wasteful number, since it uses less digits than its factorization.

22122200208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460879182 (or 460879176 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The spelling of 22122200208 in words is "twenty-two billion, one hundred twenty-two million, two hundred thousand, two hundred eight".