201200312 has 8 divisors (see below), whose sum is σ = 377250600. Its totient is φ = 100600152.

The previous prime is 201200309. The next prime is 201200317. The reversal of 201200312 is 213002102.

It is a happy number.

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 = 201200293 and 201200302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12575012 + ... + 12575027.

It is an arithmetic number, because the mean of its divisors is an integer number (47156325).

Almost surely, 2^201200312 is an apocalyptic number.

It is an amenable number.

201200312 is a deficient number, since it is larger than the sum of its proper divisors (176050288).

201200312 is a wasteful number, since it uses less digits than its factorization.

201200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25150045 (or 25150041 counting only the distinct ones).

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

The square root of 201200312 is about 14184.5095791148. The cubic root of 201200312 is about 585.9711261773.

Adding to 201200312 its reverse (213002102), we get a palindrome (414202414).

The spelling of 201200312 in words is "two hundred one million, two hundred thousand, three hundred twelve".