200123211300 has 36 divisors (see below), whose sum is σ = 579023158896. Its totient is φ = 53366189600.

The previous prime is 200123211271. The next prime is 200123211311. The reversal of 200123211300 is 3112321002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200123211300.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333538386 + ... + 333538985.

It is an arithmetic number, because the mean of its divisors is an integer number (16083976636).

Almost surely, 2^200123211300 is an apocalyptic number.

200123211300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200123211300 is an abundant number, since it is smaller than the sum of its proper divisors (378899947596).

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

200123211300 is a wasteful number, since it uses less digits than its factorization.

200123211300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667077388 (or 667077381 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 200123211300 its reverse (3112321002), we get a palindrome (203235532302).

The spelling of 200123211300 in words is "two hundred billion, one hundred twenty-three million, two hundred eleven thousand, three hundred".