123200206 has 8 divisors (see below), whose sum is σ = 184854384. Its totient is φ = 61582080.

The previous prime is 123200197. The next prime is 123200219. The reversal of 123200206 is 602002321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123200206.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2446 + ... + 15886.

It is an arithmetic number, because the mean of its divisors is an integer number (23106798).

Almost surely, 2^123200206 is an apocalyptic number.

123200206 is a deficient number, since it is larger than the sum of its proper divisors (61654178).

123200206 is a wasteful number, since it uses less digits than its factorization.

123200206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18026.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 123200206 is about 11099.5588200613. The cubic root of 123200206 is about 497.5886642812.

Adding to 123200206 its reverse (602002321), we get a palindrome (725202527).

The spelling of 123200206 in words is "one hundred twenty-three million, two hundred thousand, two hundred six".