221410224222 has 64 divisors (see below), whose sum is σ = 501312499200. Its totient is φ = 64575889280.

The previous prime is 221410224187. The next prime is 221410224223. The reversal of 221410224222 is 222422014122.

It is a junction number, because it is equal to n+sod(n) for n = 221410224192 and 221410224201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221410224223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 424279 + ... + 789197.

It is an arithmetic number, because the mean of its divisors is an integer number (7833007800).

Almost surely, 2^221410224222 is an apocalyptic number.

221410224222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 221410224222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250656249600).

221410224222 is an abundant number, since it is smaller than the sum of its proper divisors (279902274978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221410224222 is a wasteful number, since it uses less digits than its factorization.

221410224222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365281.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 221410224222 its reverse (222422014122), we get a palindrome (443832238344).

The spelling of 221410224222 in words is "two hundred twenty-one billion, four hundred ten million, two hundred twenty-four thousand, two hundred twenty-two".