22022201222 has 12 divisors (see below), whose sum is σ = 38426494140. Its totient is φ = 9438086196.

The previous prime is 22022201189. The next prime is 22022201233. The reversal of 22022201222 is 22210222022.

It is a self number, because there is not a number n which added to its sum of digits gives 22022201222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112358072 + ... + 112358267.

It is an arithmetic number, because the mean of its divisors is an integer number (3202207845).

Almost surely, 2^22022201222 is an apocalyptic number.

22022201222 is a deficient number, since it is larger than the sum of its proper divisors (16404292918).

22022201222 is a wasteful number, since it uses less digits than its factorization.

22022201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224716355 (or 224716348 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22022201222 its reverse (22210222022), we get a palindrome (44232423244).

The spelling of 22022201222 in words is "twenty-two billion, twenty-two million, two hundred one thousand, two hundred twenty-two".