2102332321 has 4 divisors (see below), whose sum is σ = 2109092544. Its totient is φ = 2095572100.

The previous prime is 2102332249. The next prime is 2102332367. The reversal of 2102332321 is 1232332012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2102332321 - 2¹¹ = 2102330273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102332391) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3379645 + ... + 3380266.

It is an arithmetic number, because the mean of its divisors is an integer number (527273136).

Almost surely, 2^2102332321 is an apocalyptic number.

It is an amenable number.

2102332321 is a deficient number, since it is larger than the sum of its proper divisors (6760223).

2102332321 is an equidigital number, since it uses as much as digits as its factorization.

2102332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6760222.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2102332321 is about 45851.1975961370. The cubic root of 2102332321 is about 1281.0530723918.

Adding to 2102332321 its reverse (1232332012), we get a palindrome (3334664333).

The spelling of 2102332321 in words is "two billion, one hundred two million, three hundred thirty-two thousand, three hundred twenty-one".