1002023003323 has 4 divisors (see below), whose sum is σ = 1002070243008. Its totient is φ = 1001975763640.

The previous prime is 1002023003321. The next prime is 1002023003339. The reversal of 1002023003323 is 3233003202001.

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 1002023003323 - 2¹ = 1002023003321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002023003323.

It is not an unprimeable number, because it can be changed into a prime (1002023003321) 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, 23588011 + ... + 23630452.

It is an arithmetic number, because the mean of its divisors is an integer number (250517560752).

Almost surely, 2^{1002023003323} is an apocalyptic number.

1002023003323 is a deficient number, since it is larger than the sum of its proper divisors (47239685).

1002023003323 is an equidigital number, since it uses as much as digits as its factorization.

1002023003323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47239684.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 1002023003323 its reverse (3233003202001), we get a palindrome (4235026205324).

The spelling of 1002023003323 in words is "one trillion, two billion, twenty-three million, three thousand, three hundred twenty-three".