2102331321320 has 32 divisors (see below), whose sum is σ = 4745653466400. Its totient is φ = 838193329728.

The previous prime is 2102331321217. The next prime is 2102331321323. The reversal of 2102331321320 is 231231332012.

It is not an unprimeable number, because it can be changed into a prime (2102331321323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85587530 + ... + 85612089.

It is an arithmetic number, because the mean of its divisors is an integer number (148301670825).

Almost surely, 2^{2102331321320} is an apocalyptic number.

2102331321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102331321320 is an abundant number, since it is smaller than the sum of its proper divisors (2643322145080).

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

2102331321320 is a wasteful number, since it uses less digits than its factorization.

2102331321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171199937 (or 171199933 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2102331321320 its reverse (231231332012), we get a palindrome (2333562653332).

The spelling of 2102331321320 in words is "two trillion, one hundred two billion, three hundred thirty-one million, three hundred twenty-one thousand, three hundred twenty".