1003020223 has 4 divisors (see below), whose sum is σ = 1015104888. Its totient is φ = 990935560.

The previous prime is 1003020209. The next prime is 1003020257. The reversal of 1003020223 is 3220203001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1003020223 - 2⁵ = 1003020191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003020523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6042208 + ... + 6042373.

It is an arithmetic number, because the mean of its divisors is an integer number (253776222).

Almost surely, 2^1003020223 is an apocalyptic number.

1003020223 is a deficient number, since it is larger than the sum of its proper divisors (12084665).

1003020223 is an equidigital number, since it uses as much as digits as its factorization.

1003020223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12084664.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1003020223 is about 31670.4945177684. The cubic root of 1003020223 is about 1001.0057291697.

Adding to 1003020223 its reverse (3220203001), we get a palindrome (4223223224).

The spelling of 1003020223 in words is "one billion, three million, twenty thousand, two hundred twenty-three".