2001065872210 has 32 divisors (see below), whose sum is σ = 3623360999040. Its totient is φ = 795674161152.

The previous prime is 2001065872177. The next prime is 2001065872237. The reversal of 2001065872210 is 122785601002.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 452181 + ... + 2050999.

It is an arithmetic number, because the mean of its divisors is an integer number (113230031220).

Almost surely, 2^{2001065872210} is an apocalyptic number.

2001065872210 is a deficient number, since it is larger than the sum of its proper divisors (1622295126830).

2001065872210 is a wasteful number, since it uses less digits than its factorization.

2001065872210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599570.

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 2001065872210 in words is "two trillion, one billion, sixty-five million, eight hundred seventy-two thousand, two hundred ten".