2102132330321 has 32 divisors (see below), whose sum is σ = 2166281625600. Its totient is φ = 2039068624320.

The previous prime is 2102132330299. The next prime is 2102132330369. The reversal of 2102132330321 is 1230332312012.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102132330321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102132335321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1331305310 + ... + 1331306888.

It is an arithmetic number, because the mean of its divisors is an integer number (67696300800).

Almost surely, 2^{2102132330321} is an apocalyptic number.

It is an amenable number.

2102132330321 is a deficient number, since it is larger than the sum of its proper divisors (64149295279).

2102132330321 is a wasteful number, since it uses less digits than its factorization.

2102132330321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549.

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

Adding to 2102132330321 its reverse (1230332312012), we get a palindrome (3332464642333).

The spelling of 2102132330321 in words is "two trillion, one hundred two billion, one hundred thirty-two million, three hundred thirty thousand, three hundred twenty-one".