200123052 has 12 divisors (see below), whose sum is σ = 466953816. Its totient is φ = 66707680.

The previous prime is 200122999. The next prime is 200123057. The reversal of 200123052 is 250321002.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (200123057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8338449 + ... + 8338472.

It is an arithmetic number, because the mean of its divisors is an integer number (38912818).

Almost surely, 2^200123052 is an apocalyptic number.

It is an amenable number.

200123052 is an abundant number, since it is smaller than the sum of its proper divisors (266830764).

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

200123052 is a wasteful number, since it uses less digits than its factorization.

200123052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16676928 (or 16676926 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 200123052 is about 14146.4854999396. The cubic root of 200123052 is about 584.9234584641.

Adding to 200123052 its reverse (250321002), we get a palindrome (450444054).

The spelling of 200123052 in words is "two hundred million, one hundred twenty-three thousand, fifty-two".