10221331222 has 16 divisors (see below), whose sum is σ = 15837115392. Its totient is φ = 4942512360.

The previous prime is 10221331189. The next prime is 10221331231. The reversal of 10221331222 is 22213312201.

It is a super-2 number, since 2×10221331222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10221331222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40303 + ... + 148549.

It is an arithmetic number, because the mean of its divisors is an integer number (989819712).

Almost surely, 2^10221331222 is an apocalyptic number.

10221331222 is a deficient number, since it is larger than the sum of its proper divisors (5615784170).

10221331222 is a wasteful number, since it uses less digits than its factorization.

10221331222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109803.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10221331222 its reverse (22213312201), we get a palindrome (32434643423).

The spelling of 10221331222 in words is "ten billion, two hundred twenty-one million, three hundred thirty-one thousand, two hundred twenty-two".