201750012 has 72 divisors (see below), whose sum is σ = 532481040. Its totient is φ = 64346880.

The previous prime is 201750007. The next prime is 201750047. The reversal of 201750012 is 210057102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76939 + ... + 79517.

It is an arithmetic number, because the mean of its divisors is an integer number (7395570).

Almost surely, 2^201750012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201750012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266240520).

201750012 is an abundant number, since it is smaller than the sum of its proper divisors (330731028).

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

201750012 is a wasteful number, since it uses less digits than its factorization.

201750012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683 (or 2678 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 201750012 is about 14203.8731337618. The cubic root of 201750012 is about 586.5042854369.

The spelling of 201750012 in words is "two hundred one million, seven hundred fifty thousand, twelve".