221010020222 has 48 divisors (see below), whose sum is σ = 351178792272. Its totient is φ = 104297529600.

The previous prime is 221010020167. The next prime is 221010020227. The reversal of 221010020222 is 222020010122.

It is a junction number, because it is equal to n+sod(n) for n = 221010020197 and 221010020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221010020227) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 32802038 + ... + 32808774.

It is an arithmetic number, because the mean of its divisors is an integer number (7316224839).

Almost surely, 2^221010020222 is an apocalyptic number.

221010020222 is a deficient number, since it is larger than the sum of its proper divisors (130168772050).

221010020222 is a wasteful number, since it uses less digits than its factorization.

221010020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7193 (or 7170 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 221010020222 its reverse (222020010122), we get a palindrome (443030030344).

It can be divided in two parts, 2210100 and 20222, that added together give a palindrome (2230322).

The spelling of 221010020222 in words is "two hundred twenty-one billion, ten million, twenty thousand, two hundred twenty-two".