221210020222 has 8 divisors (see below), whose sum is σ = 331821053856. Its totient is φ = 110603002272.

The previous prime is 221210020219. The next prime is 221210020223. The reversal of 221210020222 is 222020012122.

221210020222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 221210020196 and 221210020205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221210020223) by changing a digit.

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, 862203 + ... + 1088950.

It is an arithmetic number, because the mean of its divisors is an integer number (41477631732).

Almost surely, 2^221210020222 is an apocalyptic number.

221210020222 is a deficient number, since it is larger than the sum of its proper divisors (110611033634).

221210020222 is a wasteful number, since it uses less digits than its factorization.

221210020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007842.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 221210020222 its reverse (222020012122), we get a palindrome (443230032344).

It can be divided in two parts, 2212100 and 20222, that added together give a palindrome (2232322).

The spelling of 221210020222 in words is "two hundred twenty-one billion, two hundred ten million, twenty thousand, two hundred twenty-two".