10221222110212 has 12 divisors (see below), whose sum is σ = 17961980279040. Its totient is φ = 5089227744776.

The previous prime is 10221222110201. The next prime is 10221222110221. The reversal of 10221222110212 is 21201122212201.

It is a self number, because there is not a number n which added to its sum of digits gives 10221222110212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5345826508 + ... + 5345828419.

It is an arithmetic number, because the mean of its divisors is an integer number (1496831689920).

Almost surely, 2^{10221222110212} is an apocalyptic number.

It is an amenable number.

10221222110212 is a deficient number, since it is larger than the sum of its proper divisors (7740758168828).

10221222110212 is a wasteful number, since it uses less digits than its factorization.

10221222110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10691655170 (or 10691655168 counting only the distinct ones).

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

Adding to 10221222110212 its reverse (21201122212201), we get a palindrome (31422344322413).

The spelling of 10221222110212 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty-two million, one hundred ten thousand, two hundred twelve".