2003020323 has 16 divisors (see below), whose sum is σ = 2717577600. Its totient is φ = 1311932160.

The previous prime is 2003020319. The next prime is 2003020373. The reversal of 2003020323 is 3230203002.

It is not a de Polignac number, because 2003020323 - 2² = 2003020319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2003020373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559128 + ... + 562698.

It is an arithmetic number, because the mean of its divisors is an integer number (169848600).

Almost surely, 2^2003020323 is an apocalyptic number.

2003020323 is a deficient number, since it is larger than the sum of its proper divisors (714557277).

2003020323 is a wasteful number, since it uses less digits than its factorization.

2003020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 2003020323 is about 44755.1150484500. The cubic root of 2003020323 is about 1260.5549589877.

Adding to 2003020323 its reverse (3230203002), we get a palindrome (5233223325).

The spelling of 2003020323 in words is "two billion, three million, twenty thousand, three hundred twenty-three".