200012312 has 8 divisors (see below), whose sum is σ = 375023100. Its totient is φ = 100006152.

The previous prime is 200012311. The next prime is 200012317. The reversal of 200012312 is 213210002.

It is a happy number.

200012312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 200012293 and 200012302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12500762 + ... + 12500777.

Almost surely, 2^200012312 is an apocalyptic number.

It is an amenable number.

200012312 is a deficient number, since it is larger than the sum of its proper divisors (175010788).

200012312 is a wasteful number, since it uses less digits than its factorization.

200012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25001545 (or 25001541 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 200012312 is about 14142.5709119665. The cubic root of 200012312 is about 584.8155475651.

Adding to 200012312 its reverse (213210002), we get a palindrome (413222314).

The spelling of 200012312 in words is "two hundred million, twelve thousand, three hundred twelve".