2003002012 has 24 divisors (see below), whose sum is σ = 3990172032. Its totient is φ = 870870000.

The previous prime is 2003002007. The next prime is 2003002019. The reversal of 2003002012 is 2102003002.

It is a self number, because there is not a number n which added to its sum of digits gives 2003002012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003002019) 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 7 ways as a sum of consecutive naturals, for example, 988614 + ... + 990637.

It is an arithmetic number, because the mean of its divisors is an integer number (166257168).

Almost surely, 2^2003002012 is an apocalyptic number.

2003002012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2003002012 is a deficient number, since it is larger than the sum of its proper divisors (1987170020).

2003002012 is a wasteful number, since it uses less digits than its factorization.

2003002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979289 (or 1979287 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2003002012 is about 44754.9104791865. The cubic root of 2003002012 is about 1260.5511177732.

Adding to 2003002012 its reverse (2102003002), we get a palindrome (4105005014).

The spelling of 2003002012 in words is "two billion, three million, two thousand, twelve".