2001013442404 has 12 divisors (see below), whose sum is σ = 3501783702144. Its totient is φ = 1000503813224.

The previous prime is 2001013442401. The next prime is 2001013442473. The reversal of 2001013442404 is 4042443101002.

It is not an unprimeable number, because it can be changed into a prime (2001013442401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1787889 + ... + 2683015.

It is an arithmetic number, because the mean of its divisors is an integer number (291815308512).

Almost surely, 2^{2001013442404} is an apocalyptic number.

It is an amenable number.

2001013442404 is a deficient number, since it is larger than the sum of its proper divisors (1500770259740).

2001013442404 is a wasteful number, since it uses less digits than its factorization.

2001013442404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453994 (or 1453992 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2001013442404 its reverse (4042443101002), we get a palindrome (6043456543406).

The spelling of 2001013442404 in words is "two trillion, one billion, thirteen million, four hundred forty-two thousand, four hundred four".