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4143022220 = 225207151111
BaseRepresentation
bin1111011011110001…
…1000000010001100
3101200201211100001102
43312330120002030
531441103202340
61523035202232
7204445051661
oct36674300214
911621740042
104143022220
11183669aa07
129775a6378
1351044954c
142b4343a68
15193ac7215
hexf6f1808c

4143022220 has 12 divisors (see below), whose sum is σ = 8700346704. Its totient is φ = 1657208880.

The previous prime is 4143022211. The next prime is 4143022231. The reversal of 4143022220 is 222203414.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 207151111 = 4143022220 / (4 + 1 + 4 + 3 + 0 + 2 + 2 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 4143022192 and 4143022201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103575536 + ... + 103575575.

It is an arithmetic number, because the mean of its divisors is an integer number (725028892).

Almost surely, 24143022220 is an apocalyptic number.

It is an amenable number.

4143022220 is an abundant number, since it is smaller than the sum of its proper divisors (4557324484).

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

4143022220 is a wasteful number, since it uses less digits than its factorization.

4143022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207151120 (or 207151118 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4143022220 is about 64366.3127730648. The cubic root of 4143022220 is about 1606.0994036467.

Adding to 4143022220 its reverse (222203414), we get a palindrome (4365225634).

The spelling of 4143022220 in words is "four billion, one hundred forty-three million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 207151111 414302222 828604444 1035755555 2071511110 4143022220