224143002220 has 24 divisors (see below), whose sum is σ = 470816496864. Its totient is φ = 89635069056.

The previous prime is 224143002173. The next prime is 224143002233. The reversal of 224143002220 is 22200341422.

It is a junction number, because it is equal to n+sod(n) for n = 224143002191 and 224143002200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1300072 + ... + 1462351.

It is an arithmetic number, because the mean of its divisors is an integer number (19617354036).

Almost surely, 2^224143002220 is an apocalyptic number.

224143002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224143002220 is an abundant number, since it is smaller than the sum of its proper divisors (246673494644).

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

224143002220 is a wasteful number, since it uses less digits than its factorization.

224143002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2766489 (or 2766487 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 224143002220 its reverse (22200341422), we get a palindrome (246343343642).

The spelling of 224143002220 in words is "two hundred twenty-four billion, one hundred forty-three million, two thousand, two hundred twenty".