200123312 has 10 divisors (see below), whose sum is σ = 387738948. Its totient is φ = 100061648.

The previous prime is 200123311. The next prime is 200123317. The reversal of 200123312 is 213321002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (200123311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6253838 + ... + 6253869.

Almost surely, 2^200123312 is an apocalyptic number.

It is an amenable number.

200123312 is a deficient number, since it is larger than the sum of its proper divisors (187615636).

200123312 is a wasteful number, since it uses less digits than its factorization.

200123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12507715 (or 12507709 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 200123312 is about 14146.4946894982. The cubic root of 200123312 is about 584.9237117749.

Adding to 200123312 its reverse (213321002), we get a palindrome (413444314).

The spelling of 200123312 in words is "two hundred million, one hundred twenty-three thousand, three hundred twelve".