123323201 has 2 divisors, whose sum is σ = 123323202. Its totient is φ = 123323200.

The previous prime is 123323197. The next prime is 123323227. The reversal of 123323201 is 102323321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71842576 + 51480625 = 8476^2 + 7175^2 .

It is a cyclic number.

It is not a de Polignac number, because 123323201 - 2² = 123323197 is a prime.

It is a super-2 number, since 2×123323201² = 30417223809772802, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123323201.

It is not a weakly prime, because it can be changed into another prime (123323801) 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, 61661600 + 61661601.

It is an arithmetic number, because the mean of its divisors is an integer number (61661601).

Almost surely, 2^123323201 is an apocalyptic number.

It is an amenable number.

123323201 is a deficient number, since it is larger than the sum of its proper divisors (1).

123323201 is an equidigital number, since it uses as much as digits as its factorization.

123323201 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 123323201 is about 11105.0979734535. The cubic root of 123323201 is about 497.7541958300.

Adding to 123323201 its reverse (102323321), we get a palindrome (225646522).

The spelling of 123323201 in words is "one hundred twenty-three million, three hundred twenty-three thousand, two hundred one".