10221201021122 has 32 divisors (see below), whose sum is σ = 18870256272000. Its totient is φ = 4043477760768.

The previous prime is 10221201021047. The next prime is 10221201021133. The reversal of 10221201021122 is 22112010212201.

It is a self number, because there is not a number n which added to its sum of digits gives 10221201021122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10005029 + ... + 10979207.

It is an arithmetic number, because the mean of its divisors is an integer number (589695508500).

Almost surely, 2^{10221201021122} is an apocalyptic number.

10221201021122 is a deficient number, since it is larger than the sum of its proper divisors (8649055250878).

10221201021122 is a wasteful number, since it uses less digits than its factorization.

10221201021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031850.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10221201021122 its reverse (22112010212201), we get a palindrome (32333211233323).

The spelling of 10221201021122 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, twenty-one thousand, one hundred twenty-two".