2001001131204 has 48 divisors (see below), whose sum is σ = 4844874101760. Its totient is φ = 642312830880.

The previous prime is 2001001131169. The next prime is 2001001131221. The reversal of 2001001131204 is 4021311001002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27272584 + ... + 27345855.

It is an arithmetic number, because the mean of its divisors is an integer number (100934877120).

Almost surely, 2^{2001001131204} is an apocalyptic number.

It is an amenable number.

2001001131204 is an abundant number, since it is smaller than the sum of its proper divisors (2843872970556).

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

2001001131204 is a wasteful number, since it uses less digits than its factorization.

2001001131204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54618560 (or 54618558 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2001001131204 its reverse (4021311001002), we get a palindrome (6022312132206).

The spelling of 2001001131204 in words is "two trillion, one billion, one million, one hundred thirty-one thousand, two hundred four".