2003002320 has 80 divisors (see below), whose sum is σ = 6773798592. Its totient is φ = 485575680.

The previous prime is 2003002301. The next prime is 2003002321. The reversal of 2003002320 is 232003002.

2003002320 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2003002296 and 2003002305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003002321) 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, 376717 + ... + 381996.

Almost surely, 2^2003002320 is an apocalyptic number.

2003002320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003002320 is an abundant number, since it is smaller than the sum of its proper divisors (4770796272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003002320 is a wasteful number, since it uses less digits than its factorization.

2003002320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758740 (or 758734 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2003002320 is about 44754.9139201496. The cubic root of 2003002320 is about 1260.5511823845.

Adding to 2003002320 its reverse (232003002), we get a palindrome (2235005322).

The spelling of 2003002320 in words is "two billion, three million, two thousand, three hundred twenty".