123200044273 has 2 divisors, whose sum is σ = 123200044274. Its totient is φ = 123200044272.

The previous prime is 123200044267. The next prime is 123200044343. The reversal of 123200044273 is 372440002321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122452404624 + 747639649 = 349932^2 + 27343^2 .

It is a cyclic number.

It is not a de Polignac number, because 123200044273 - 2⁹ = 123200043761 is a prime.

It is not a weakly prime, because it can be changed into another prime (123200044073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61600022136 + 61600022137.

It is an arithmetic number, because the mean of its divisors is an integer number (61600022137).

Almost surely, 2^123200044273 is an apocalyptic number.

It is an amenable number.

123200044273 is a deficient number, since it is larger than the sum of its proper divisors (1).

123200044273 is an equidigital number, since it uses as much as digits as its factorization.

123200044273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 123200044273 its reverse (372440002321), we get a palindrome (495640046594).

The spelling of 123200044273 in words is "one hundred twenty-three billion, two hundred million, forty-four thousand, two hundred seventy-three".