10221220010212 has 12 divisors (see below), whose sum is σ = 18015819443440. Its totient is φ = 5073843026376.

The previous prime is 10221220010159. The next prime is 10221220010263. The reversal of 10221220010212 is 21201002212201.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9191744058 + ... + 9191745169.

Almost surely, 2^{10221220010212} is an apocalyptic number.

It is an amenable number.

10221220010212 is a deficient number, since it is larger than the sum of its proper divisors (7794599433228).

10221220010212 is a wasteful number, since it uses less digits than its factorization.

10221220010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18383489370 (or 18383489368 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221220010212 its reverse (21201002212201), we get a palindrome (31422222222413).

The spelling of 10221220010212 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, ten thousand, two hundred twelve".