224224440220 has 48 divisors (see below), whose sum is σ = 513872045568. Its totient is φ = 81505328960.

The previous prime is 224224440217. The next prime is 224224440227. The reversal of 224224440220 is 22044422422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224224440227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394497 + ... + 777223.

It is an arithmetic number, because the mean of its divisors is an integer number (10705667616).

Almost surely, 2^224224440220 is an apocalyptic number.

224224440220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224224440220 is an abundant number, since it is smaller than the sum of its proper divisors (289647605348).

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

224224440220 is a wasteful number, since it uses less digits than its factorization.

224224440220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385410 (or 385408 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 224224440220 its reverse (22044422422), we get a palindrome (246268862642).

The spelling of 224224440220 in words is "two hundred twenty-four billion, two hundred twenty-four million, four hundred forty thousand, two hundred twenty".