123206204 has 12 divisors (see below), whose sum is σ = 235211928. Its totient is φ = 56002800.

The previous prime is 123206201. The next prime is 123206227. The reversal of 123206204 is 402602321.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123206201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400027 + ... + 1400114.

It is an arithmetic number, because the mean of its divisors is an integer number (19600994).

Almost surely, 2^123206204 is an apocalyptic number.

It is an amenable number.

123206204 is a deficient number, since it is larger than the sum of its proper divisors (112005724).

123206204 is a wasteful number, since it uses less digits than its factorization.

123206204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800156 (or 2800154 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 123206204 is about 11099.8290076920. The cubic root of 123206204 is about 497.5967391821.

Adding to 123206204 its reverse (402602321), we get a palindrome (525808525).

The spelling of 123206204 in words is "one hundred twenty-three million, two hundred six thousand, two hundred four".