2001321303160 has 16 divisors (see below), whose sum is σ = 4502972932200. Its totient is φ = 800528521248.

The previous prime is 2001321303119. The next prime is 2001321303161. The reversal of 2001321303160 is 613031231002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001321303161) 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, 25016516250 + ... + 25016516329.

Almost surely, 2^{2001321303160} is an apocalyptic number.

2001321303160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001321303160 is an abundant number, since it is smaller than the sum of its proper divisors (2501651629040).

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

2001321303160 is a wasteful number, since it uses less digits than its factorization.

2001321303160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50033032590 (or 50033032586 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2001321303160 its reverse (613031231002), we get a palindrome (2614352534162).

The spelling of 2001321303160 in words is "two trillion, one billion, three hundred twenty-one million, three hundred three thousand, one hundred sixty".