221010202120112 has 40 divisors (see below), whose sum is σ = 440551823008176. Its totient is φ = 107364596207616.

The previous prime is 221010202120033. The next prime is 221010202120219. The reversal of 221010202120112 is 211021202010122.

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 7 ways as a sum of consecutive naturals, for example, 1412019233 + ... + 1412175744.

Almost surely, 2^{221010202120112} is an apocalyptic number.

It is an amenable number.

221010202120112 is a deficient number, since it is larger than the sum of its proper divisors (219541620888064).

221010202120112 is a wasteful number, since it uses less digits than its factorization.

221010202120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824195125 (or 2824195119 counting only the distinct ones).

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

Adding to 221010202120112 its reverse (211021202010122), we get a palindrome (432031404130234).

The spelling of 221010202120112 in words is "two hundred twenty-one trillion, ten billion, two hundred two million, one hundred twenty thousand, one hundred twelve".