2001003030 has 96 divisors (see below), whose sum is σ = 5611919040. Its totient is φ = 491754240.

The previous prime is 2001003023. The next prime is 2001003049. The reversal of 2001003030 is 303001002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1074300 + ... + 1076160.

It is an arithmetic number, because the mean of its divisors is an integer number (58457490).

Almost surely, 2^2001003030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001003030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2805959520).

2001003030 is an abundant number, since it is smaller than the sum of its proper divisors (3610916010).

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

2001003030 is a wasteful number, since it uses less digits than its factorization.

2001003030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806 (or 2803 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 2001003030 is about 44732.5723606412. The cubic root of 2001003030 is about 1260.1316377962.

Adding to 2001003030 its reverse (303001002), we get a palindrome (2304004032).

The spelling of 2001003030 in words is "two billion, one million, three thousand, thirty".