2101320502320 has 80 divisors (see below), whose sum is σ = 7015177687392. Its totient is φ = 517248122880.

The previous prime is 2101320502243. The next prime is 2101320502331. The reversal of 2101320502320 is 232050231012.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336746961 + ... + 336753200.

Almost surely, 2^{2101320502320} is an apocalyptic number.

2101320502320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101320502320 is an abundant number, since it is smaller than the sum of its proper divisors (4913857185072).

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

2101320502320 is a wasteful number, since it uses less digits than its factorization.

2101320502320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673500190 (or 673500184 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 2101320502320 its reverse (232050231012), we get a palindrome (2333370733332).

The spelling of 2101320502320 in words is "two trillion, one hundred one billion, three hundred twenty million, five hundred two thousand, three hundred twenty".