102320733 has 8 divisors (see below), whose sum is σ = 137245248. Its totient is φ = 67805024.

The previous prime is 102320731. The next prime is 102320747. The reversal of 102320733 is 337023201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102320733 - 2¹ = 102320731 is a prime.

It is a super-4 number, since 4×102320733⁴ (a number of 33 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102320731) 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 7 ways as a sum of consecutive naturals, for example, 101616 + ... + 102617.

It is an arithmetic number, because the mean of its divisors is an integer number (17155656).

Almost surely, 2^102320733 is an apocalyptic number.

It is an amenable number.

102320733 is a deficient number, since it is larger than the sum of its proper divisors (34924515).

102320733 is a wasteful number, since it uses less digits than its factorization.

102320733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204403.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 102320733 is about 10115.3711251738. The cubic root of 102320733 is about 467.7220891840.

Adding to 102320733 its reverse (337023201), we get a palindrome (439343934).

The spelling of 102320733 in words is "one hundred two million, three hundred twenty thousand, seven hundred thirty-three".