10221102222 has 64 divisors (see below), whose sum is σ = 21175326720. Its totient is φ = 3286590336.

The previous prime is 10221102209. The next prime is 10221102223. The reversal of 10221102222 is 22220112201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221102223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21338179 + ... + 21338657.

It is an arithmetic number, because the mean of its divisors is an integer number (330864480).

Almost surely, 2^10221102222 is an apocalyptic number.

10221102222 is an abundant number, since it is smaller than the sum of its proper divisors (10954224498).

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

10221102222 is a wasteful number, since it uses less digits than its factorization.

10221102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10221102222 its reverse (22220112201), we get a palindrome (32441214423).

The spelling of 10221102222 in words is "ten billion, two hundred twenty-one million, one hundred two thousand, two hundred twenty-two".