1002023323 has 32 divisors (see below), whose sum is σ = 1206374400. Its totient is φ = 814320000.

The previous prime is 1002023279. The next prime is 1002023327. The reversal of 1002023323 is 3233202001.

It is a cyclic number.

It is not a de Polignac number, because 1002023323 - 2¹⁷ = 1001892251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002023297 and 1002023306.

It is not an unprimeable number, because it can be changed into a prime (1002023327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2870953 + ... + 2871301.

It is an arithmetic number, because the mean of its divisors is an integer number (37699200).

Almost surely, 2^1002023323 is an apocalyptic number.

1002023323 is a deficient number, since it is larger than the sum of its proper divisors (204351077).

1002023323 is a wasteful number, since it uses less digits than its factorization.

1002023323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1002023323 is about 31654.7519813377. The cubic root of 1002023323 is about 1000.6739866400.

Adding to 1002023323 its reverse (3233202001), we get a palindrome (4235225324).

The spelling of 1002023323 in words is "one billion, two million, twenty-three thousand, three hundred twenty-three".