123005003204 has 12 divisors (see below), whose sum is σ = 215273240700. Its totient is φ = 61498363008.

The previous prime is 123005003179. The next prime is 123005003207. The reversal of 123005003204 is 402300500321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 786241600 + 122218761604 = 28040^2 + 349598^2 .

It is not an unprimeable number, because it can be changed into a prime (123005003207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967289 + ... + 1087040.

It is an arithmetic number, because the mean of its divisors is an integer number (17939436725).

Almost surely, 2^123005003204 is an apocalyptic number.

It is an amenable number.

123005003204 is a deficient number, since it is larger than the sum of its proper divisors (92268237496).

123005003204 is a wasteful number, since it uses less digits than its factorization.

123005003204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069302 (or 2069300 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 123005003204 its reverse (402300500321), we get a palindrome (525305503525).

The spelling of 123005003204 in words is "one hundred twenty-three billion, five million, three thousand, two hundred four".