2102323322320 has 80 divisors (see below), whose sum is σ = 5492759190912. Its totient is φ = 742492776960.

The previous prime is 2102323322317. The next prime is 2102323322339. The reversal of 2102323322320 is 232233232012.

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

It is a super-2 number, since 2×2102323322320² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43920966 + ... + 43968805.

Almost surely, 2^{2102323322320} is an apocalyptic number.

2102323322320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102323322320 is an abundant number, since it is smaller than the sum of its proper divisors (3390435868592).

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

2102323322320 is a wasteful number, since it uses less digits than its factorization.

2102323322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87889820 (or 87889814 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 2102323322320 its reverse (232233232012), we get a palindrome (2334556554332).

The spelling of 2102323322320 in words is "two trillion, one hundred two billion, three hundred twenty-three million, three hundred twenty-two thousand, three hundred twenty".