224043023220 has 96 divisors (see below), whose sum is σ = 633330445440. Its totient is φ = 59172871680.

The previous prime is 224043023213. The next prime is 224043023231. The reversal of 224043023220 is 22320340422.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21269355 + ... + 21279885.

It is an arithmetic number, because the mean of its divisors is an integer number (6597192140).

Almost surely, 2^224043023220 is an apocalyptic number.

224043023220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224043023220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316665222720).

224043023220 is an abundant number, since it is smaller than the sum of its proper divisors (409287422220).

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

224043023220 is a wasteful number, since it uses less digits than its factorization.

224043023220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13905 (or 13903 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 224043023220 its reverse (22320340422), we get a palindrome (246363363642).

The spelling of 224043023220 in words is "two hundred twenty-four billion, forty-three million, twenty-three thousand, two hundred twenty".