2001143210011 has 16 divisors (see below), whose sum is σ = 2230262876160. Its totient is φ = 1780297384320.

The previous prime is 2001143209997. The next prime is 2001143210039. The reversal of 2001143210011 is 1100123411002.

It is a cyclic number.

It is not a de Polignac number, because 2001143210011 - 2¹⁹ = 2001142685723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001143210081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10091235 + ... + 10287628.

It is an arithmetic number, because the mean of its divisors is an integer number (139391429760).

Almost surely, 2^{2001143210011} is an apocalyptic number.

2001143210011 is a deficient number, since it is larger than the sum of its proper divisors (229119666149).

2001143210011 is a wasteful number, since it uses less digits than its factorization.

2001143210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20379066.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2001143210011 its reverse (1100123411002), we get a palindrome (3101266621013).

The spelling of 2001143210011 in words is "two trillion, one billion, one hundred forty-three million, two hundred ten thousand, eleven".