103220123 has 2 divisors, whose sum is σ = 103220124. Its totient is φ = 103220122.

The previous prime is 103220119. The next prime is 103220129. The reversal of 103220123 is 321022301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103220123 - 2² = 103220119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103220098 and 103220107.

It is not a weakly prime, because it can be changed into another prime (103220129) 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 as a sum of consecutive naturals, namely, 51610061 + 51610062.

It is an arithmetic number, because the mean of its divisors is an integer number (51610062).

Almost surely, 2^103220123 is an apocalyptic number.

103220123 is a deficient number, since it is larger than the sum of its proper divisors (1).

103220123 is an equidigital number, since it uses as much as digits as its factorization.

103220123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 103220123 is about 10159.7304590230. The cubic root of 103220123 is about 469.0885050502.

Adding to 103220123 its reverse (321022301), we get a palindrome (424242424).

The spelling of 103220123 in words is "one hundred three million, two hundred twenty thousand, one hundred twenty-three".