201123130008 has 16 divisors (see below), whose sum is σ = 502807825080. Its totient is φ = 67041043328.

The previous prime is 201123130007. The next prime is 201123130123. The reversal of 201123130008 is 800031321102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201123130007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4190065185 + ... + 4190065232.

Almost surely, 2^201123130008 is an apocalyptic number.

It is an amenable number.

201123130008 is an abundant number, since it is smaller than the sum of its proper divisors (301684695072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201123130008 is a wasteful number, since it uses less digits than its factorization.

201123130008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8380130426 (or 8380130422 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 201123130008 in words is "two hundred one billion, one hundred twenty-three million, one hundred thirty thousand, eight".