2001120010004 has 72 divisors (see below), whose sum is σ = 3649510458048. Its totient is φ = 960046698240.

The previous prime is 2001120009901. The next prime is 2001120010027. The reversal of 2001120010004 is 4000100211002.

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 23 ways as a sum of consecutive naturals, for example, 481847192 + ... + 481851344.

Almost surely, 2^{2001120010004} is an apocalyptic number.

It is an amenable number.

2001120010004 is a deficient number, since it is larger than the sum of its proper divisors (1648390448044).

2001120010004 is a wasteful number, since it uses less digits than its factorization.

2001120010004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073 (or 5042 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2001120010004 its reverse (4000100211002), we get a palindrome (6001220221006).

The spelling of 2001120010004 in words is "two trillion, one billion, one hundred twenty million, ten thousand, four".