123214320243 has 24 divisors (see below), whose sum is σ = 208362432096. Its totient is φ = 68690908800.

The previous prime is 123214320239. The next prime is 123214320263. The reversal of 123214320243 is 342023412321.

123214320243 is a `hidden beast` number, since 12 + 321 + 4 + 320 + 2 + 4 + 3 = 666.

It is not a de Polignac number, because 123214320243 - 2² = 123214320239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123214320263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23848428 + ... + 23853593.

It is an arithmetic number, because the mean of its divisors is an integer number (8681768004).

Almost surely, 2^123214320243 is an apocalyptic number.

123214320243 is a deficient number, since it is larger than the sum of its proper divisors (85148111853).

123214320243 is a wasteful number, since it uses less digits than its factorization.

123214320243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47702075 (or 47702072 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 123214320243 its reverse (342023412321), we get a palindrome (465237732564).

The spelling of 123214320243 in words is "one hundred twenty-three billion, two hundred fourteen million, three hundred twenty thousand, two hundred forty-three".