2001321303108 has 24 divisors (see below), whose sum is σ = 4728860465280. Its totient is φ = 658662707040.

The previous prime is 2001321303101. The next prime is 2001321303119. The reversal of 2001321303108 is 8013031231002.

It is not an unprimeable number, because it can be changed into a prime (2001321303101) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1055548263 + ... + 1055550158.

It is an arithmetic number, because the mean of its divisors is an integer number (197035852720).

Almost surely, 2^{2001321303108} is an apocalyptic number.

It is an amenable number.

2001321303108 is an abundant number, since it is smaller than the sum of its proper divisors (2727539162172).

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

2001321303108 is a wasteful number, since it uses less digits than its factorization.

2001321303108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111098507 (or 2111098505 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The spelling of 2001321303108 in words is "two trillion, one billion, three hundred twenty-one million, three hundred three thousand, one hundred eight".