2003133012 has 12 divisors (see below), whose sum is σ = 4673977056. Its totient is φ = 667711000.

The previous prime is 2003132977. The next prime is 2003133017. The reversal of 2003133012 is 2103313002.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2003132982 and 2003133000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003133017) 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, 83463864 + ... + 83463887.

It is an arithmetic number, because the mean of its divisors is an integer number (389498088).

Almost surely, 2^2003133012 is an apocalyptic number.

It is an amenable number.

2003133012 is an abundant number, since it is smaller than the sum of its proper divisors (2670844044).

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

2003133012 is a wasteful number, since it uses less digits than its factorization.

2003133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166927758 (or 166927756 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2003133012 is about 44756.3739818140. The cubic root of 2003133012 is about 1260.5785979580.

Adding to 2003133012 its reverse (2103313002), we get a palindrome (4106446014).

The spelling of 2003133012 in words is "two billion, three million, one hundred thirty-three thousand, twelve".