201252312 has 48 divisors (see below), whose sum is σ = 546240240. Its totient is φ = 66938688.

The previous prime is 201252301. The next prime is 201252319. The reversal of 201252312 is 213252102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201252319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33438 + ... + 38994.

It is an arithmetic number, because the mean of its divisors is an integer number (11380005).

Almost surely, 2^201252312 is an apocalyptic number.

It is an amenable number.

201252312 is an abundant number, since it is smaller than the sum of its proper divisors (344987928).

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

201252312 is a wasteful number, since it uses less digits than its factorization.

201252312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6072 (or 6065 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 201252312 is about 14186.3424461698. The cubic root of 201252312 is about 586.0216030274.

The spelling of 201252312 in words is "two hundred one million, two hundred fifty-two thousand, three hundred twelve".