102331329 has 4 divisors (see below), whose sum is σ = 136441776. Its totient is φ = 68220884.

The previous prime is 102331319. The next prime is 102331379. The reversal of 102331329 is 923133201.

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 102331329 - 2⁵ = 102331297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102331299 and 102331308.

It is not an unprimeable number, because it can be changed into a prime (102331309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17055219 + ... + 17055224.

It is an arithmetic number, because the mean of its divisors is an integer number (34110444).

Almost surely, 2^102331329 is an apocalyptic number.

It is an amenable number.

102331329 is a deficient number, since it is larger than the sum of its proper divisors (34110447).

102331329 is an equidigital number, since it uses as much as digits as its factorization.

102331329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34110446.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 102331329 is about 10115.8948689674. The cubic root of 102331329 is about 467.7382338827.

The spelling of 102331329 in words is "one hundred two million, three hundred thirty-one thousand, three hundred twenty-nine".