22406666222 has 8 divisors (see below), whose sum is σ = 34014939336. Its totient is φ = 11068353112.

The previous prime is 22406666221. The next prime is 22406666251. The reversal of 22406666222 is 22266660422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22406666221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67489793 + ... + 67490124.

It is an arithmetic number, because the mean of its divisors is an integer number (4251867417).

Almost surely, 2^22406666222 is an apocalyptic number.

22406666222 is a deficient number, since it is larger than the sum of its proper divisors (11608273114).

22406666222 is a wasteful number, since it uses less digits than its factorization.

22406666222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134980002.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 22406666222 in words is "twenty-two billion, four hundred six million, six hundred sixty-six thousand, two hundred twenty-two".