106322321 has 4 divisors (see below), whose sum is σ = 121511232. Its totient is φ = 91133412.

The previous prime is 106322303. The next prime is 106322339. The reversal of 106322321 is 123223601.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 123223601 = 2693 ⋅45757.

It is an interprime number because it is at equal distance from previous prime (106322303) and next prime (106322339).

It is a cyclic number.

It is not a de Polignac number, because 106322321 - 2¹⁸ = 106060177 is a prime.

It is a super-2 number, since 2×106322321² = 22608871885654082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106322293 and 106322302.

It is not an unprimeable number, because it can be changed into a prime (106322371) 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, 7594445 + ... + 7594458.

It is an arithmetic number, because the mean of its divisors is an integer number (30377808).

Almost surely, 2^106322321 is an apocalyptic number.

It is an amenable number.

106322321 is a deficient number, since it is larger than the sum of its proper divisors (15188911).

106322321 is an equidigital number, since it uses as much as digits as its factorization.

106322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15188910.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 106322321 is about 10311.2715510746. The cubic root of 106322321 is about 473.7415567866.

Adding to 106322321 its reverse (123223601), we get a palindrome (229545922).

The spelling of 106322321 in words is "one hundred six million, three hundred twenty-two thousand, three hundred twenty-one".