123303044212 has 24 divisors (see below), whose sum is σ = 218589235200. Its totient is φ = 60849530976.

The previous prime is 123303044203. The next prime is 123303044213. The reversal of 123303044212 is 212440303321.

123303044212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123303044213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841998 + ... + 977530.

It is an arithmetic number, because the mean of its divisors is an integer number (9107884800).

Almost surely, 2^123303044212 is an apocalyptic number.

It is an amenable number.

123303044212 is a deficient number, since it is larger than the sum of its proper divisors (95286190988).

123303044212 is a wasteful number, since it uses less digits than its factorization.

123303044212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138495 (or 138493 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 123303044212 its reverse (212440303321), we get a palindrome (335743347533).

The spelling of 123303044212 in words is "one hundred twenty-three billion, three hundred three million, forty-four thousand, two hundred twelve".