1000303223 has 2 divisors, whose sum is σ = 1000303224. Its totient is φ = 1000303222.

The previous prime is 1000303219. The next prime is 1000303237. The reversal of 1000303223 is 3223030001.

It is an a-pointer prime, because the next prime (1000303237) can be obtained adding 1000303223 to its sum of digits (14).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000303223 - 2² = 1000303219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000303198 and 1000303207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000303243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500151611 + 500151612.

It is an arithmetic number, because the mean of its divisors is an integer number (500151612).

Almost surely, 2^1000303223 is an apocalyptic number.

1000303223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000303223 is an equidigital number, since it uses as much as digits as its factorization.

1000303223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1000303223 is about 31627.5706148923. The cubic root of 1000303223 is about 1000.1010641190.

Adding to 1000303223 its reverse (3223030001), we get a palindrome (4223333224).

The spelling of 1000303223 in words is "one billion, three hundred three thousand, two hundred twenty-three".