102320343 has 12 divisors (see below), whose sum is σ = 148068648. Its totient is φ = 68087760.

The previous prime is 102320341. The next prime is 102320389. The reversal of 102320343 is 343023201.

102320343 is a `hidden beast` number, since 1 + 0 + 2 + 320 + 343 = 666.

It is not a de Polignac number, because 102320343 - 2¹ = 102320341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102320341) 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 11 ways as a sum of consecutive naturals, for example, 5193 + ... + 15218.

It is an arithmetic number, because the mean of its divisors is an integer number (12339054).

Almost surely, 2^102320343 is an apocalyptic number.

102320343 is a deficient number, since it is larger than the sum of its proper divisors (45748305).

102320343 is a wasteful number, since it uses less digits than its factorization.

102320343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20974 (or 20971 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 102320343 is about 10115.3518475632. The cubic root of 102320343 is about 467.7214949355.

Adding to 102320343 its reverse (343023201), we get a palindrome (445343544).

The spelling of 102320343 in words is "one hundred two million, three hundred twenty thousand, three hundred forty-three".