102320313 has 4 divisors (see below), whose sum is σ = 136427088. Its totient is φ = 68213540.

The previous prime is 102320293. The next prime is 102320321. The reversal of 102320313 is 313023201.

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 102320313 - 2¹⁰ = 102319289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102320292 and 102320301.

It is not an unprimeable number, because it can be changed into a prime (102320513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17053383 + ... + 17053388.

It is an arithmetic number, because the mean of its divisors is an integer number (34106772).

Almost surely, 2^102320313 is an apocalyptic number.

It is an amenable number.

102320313 is a deficient number, since it is larger than the sum of its proper divisors (34106775).

102320313 is an equidigital number, since it uses as much as digits as its factorization.

102320313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34106774.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 102320313 is about 10115.3503646685. The cubic root of 102320313 is about 467.7214492240.

Adding to 102320313 its reverse (313023201), we get a palindrome (415343514).

The spelling of 102320313 in words is "one hundred two million, three hundred twenty thousand, three hundred thirteen".