10221011122222 has 24 divisors (see below), whose sum is σ = 16417817870256. Its totient is φ = 4755843780864.

The previous prime is 10221011122187. The next prime is 10221011122271. The reversal of 10221011122222 is 22222111012201.

It is a super-3 number, since 3×10221011122222³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10221011122222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18706698 + ... + 19245325.

It is an arithmetic number, because the mean of its divisors is an integer number (684075744594).

Almost surely, 2^{10221011122222} is an apocalyptic number.

10221011122222 is a deficient number, since it is larger than the sum of its proper divisors (6196806748034).

10221011122222 is an equidigital number, since it uses as much as digits as its factorization.

10221011122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37952220 (or 37952131 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10221011122222 its reverse (22222111012201), we get a palindrome (32443122134423).

The spelling of 10221011122222 in words is "ten trillion, two hundred twenty-one billion, eleven million, one hundred twenty-two thousand, two hundred twenty-two".