103221323 has 2 divisors, whose sum is σ = 103221324. Its totient is φ = 103221322.

The previous prime is 103221311. The next prime is 103221329. The reversal of 103221323 is 323122301.

It is a strong prime.

It is an emirp because it is prime and its reverse (323122301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103221323 - 2²⁴ = 86444107 is a prime.

It is not a weakly prime, because it can be changed into another prime (103221329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51610661 + 51610662.

It is an arithmetic number, because the mean of its divisors is an integer number (51610662).

Almost surely, 2^103221323 is an apocalyptic number.

103221323 is a deficient number, since it is larger than the sum of its proper divisors (1).

103221323 is an equidigital number, since it uses as much as digits as its factorization.

103221323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 103221323 is about 10159.7895155362. The cubic root of 103221323 is about 469.0903228612.

Adding to 103221323 its reverse (323122301), we get a palindrome (426343624).

The spelling of 103221323 in words is "one hundred three million, two hundred twenty-one thousand, three hundred twenty-three".