22201201222 has 8 divisors (see below), whose sum is σ = 33356129616. Its totient is φ = 11082491352.

The previous prime is 22201201207. The next prime is 22201201261. The reversal of 22201201222 is 22210210222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22201201196 and 22201201205.

It is a congruent number.

It is an unprimeable number.

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, 9053098 + ... + 9055549.

It is an arithmetic number, because the mean of its divisors is an integer number (4169516202).

Almost surely, 2^22201201222 is an apocalyptic number.

22201201222 is a deficient number, since it is larger than the sum of its proper divisors (11154928394).

22201201222 is a wasteful number, since it uses less digits than its factorization.

22201201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18109262.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22201201222 its reverse (22210210222), we get a palindrome (44411411444).

The spelling of 22201201222 in words is "twenty-two billion, two hundred one million, two hundred one thousand, two hundred twenty-two".