2002011000001 has 4 divisors (see below), whose sum is σ = 2071045862100. Its totient is φ = 1932976137904.

The previous prime is 2002010999977. The next prime is 2002011000037. The reversal of 2002011000001 is 1000001102002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1175975411776 + 826035588225 = 1084424^2 + 908865^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002011000001 - 2³³ = 1993421065409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002011000701) 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 3 ways as a sum of consecutive naturals, for example, 34517431006 + ... + 34517431063.

It is an arithmetic number, because the mean of its divisors is an integer number (517761465525).

Almost surely, 2^{2002011000001} is an apocalyptic number.

It is an amenable number.

2002011000001 is a deficient number, since it is larger than the sum of its proper divisors (69034862099).

2002011000001 is an equidigital number, since it uses as much as digits as its factorization.

2002011000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69034862098.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 2002011000001 its reverse (1000001102002), we get a palindrome (3002012102003).

The spelling of 2002011000001 in words is "two trillion, two billion, eleven million, one", and thus it is an aban number and an uban number.