2001002412 has 12 divisors (see below), whose sum is σ = 4669005656. Its totient is φ = 667000800.

The previous prime is 2001002383. The next prime is 2001002413. The reversal of 2001002412 is 2142001002.

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

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 166750201 = 2001002412 / (2 + 0 + 0 + 1 + 0 + 0 + 2 + 4 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (2001002413) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 83375089 + ... + 83375112.

Almost surely, 2^2001002412 is an apocalyptic number.

It is an amenable number.

2001002412 is an abundant number, since it is smaller than the sum of its proper divisors (2668003244).

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

2001002412 is a wasteful number, since it uses less digits than its factorization.

2001002412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166750208 (or 166750206 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2001002412 is about 44732.5654529225. The cubic root of 2001002412 is about 1260.1315080677.

Adding to 2001002412 its reverse (2142001002), we get a palindrome (4143003414).

The spelling of 2001002412 in words is "two billion, one million, two thousand, four hundred twelve".