2001189300 has 144 divisors (see below), whose sum is σ = 6339719232. Its totient is φ = 483353600.

The previous prime is 2001189271. The next prime is 2001189331. The reversal of 2001189300 is 39811002.

It is a super-2 number, since 2×2001189300² = 8009517228868980000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1045144 + ... + 1047056.

It is an arithmetic number, because the mean of its divisors is an integer number (44025828).

Almost surely, 2^2001189300 is an apocalyptic number.

2001189300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001189300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3169859616).

2001189300 is an abundant number, since it is smaller than the sum of its proper divisors (4338529932).

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

2001189300 is a wasteful number, since it uses less digits than its factorization.

2001189300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258 (or 2251 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 2001189300 is about 44734.6543520792. The cubic root of 2001189300 is about 1260.1707377599.

The spelling of 2001189300 in words is "two billion, one million, one hundred eighty-nine thousand, three hundred".