123033030209 has 8 divisors (see below), whose sum is σ = 131113831680. Its totient is φ = 115179857056.

The previous prime is 123033030199. The next prime is 123033030227. The reversal of 123033030209 is 902030330321.

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

It is not a de Polignac number, because 123033030209 - 2⁴ = 123033030193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123033330209) 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 7 ways as a sum of consecutive naturals, for example, 56905964 + ... + 56908125.

It is an arithmetic number, because the mean of its divisors is an integer number (16389228960).

Almost surely, 2^123033030209 is an apocalyptic number.

It is an amenable number.

123033030209 is a deficient number, since it is larger than the sum of its proper divisors (8080801471).

123033030209 is a wasteful number, since it uses less digits than its factorization.

123033030209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113814159.

The product of its (nonzero) digits is 2916, while the sum is 26.

The spelling of 123033030209 in words is "one hundred twenty-three billion, thirty-three million, thirty thousand, two hundred nine".