2001140343104 has 56 divisors (see below), whose sum is σ = 4540483363008. Its totient is φ = 857219051520.

The previous prime is 2001140343089. The next prime is 2001140343113. The reversal of 2001140343104 is 4013430411002.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 2001140343104.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 140954 + ... + 2005529.

Almost surely, 2^{2001140343104} is an apocalyptic number.

It is an amenable number.

2001140343104 is an abundant number, since it is smaller than the sum of its proper divisors (2539343019904).

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

2001140343104 is a wasteful number, since it uses less digits than its factorization.

2001140343104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148583 (or 2148573 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2001140343104 its reverse (4013430411002), we get a palindrome (6014570754106).

The spelling of 2001140343104 in words is "two trillion, one billion, one hundred forty million, three hundred forty-three thousand, one hundred four".