201031312200 has 96 divisors (see below), whose sum is σ = 624933662400. Its totient is φ = 53458965760.

The previous prime is 201031312133. The next prime is 201031312211. The reversal of 201031312200 is 2213130102.

201031312200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201031312200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251247 + ... + 682046.

It is an arithmetic number, because the mean of its divisors is an integer number (6509725650).

Almost surely, 2^201031312200 is an apocalyptic number.

201031312200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201031312200 is an abundant number, since it is smaller than the sum of its proper divisors (423902350200).

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

201031312200 is a wasteful number, since it uses less digits than its factorization.

201031312200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933671 (or 933662 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 201031312200 its reverse (2213130102), we get a palindrome (203244442302).

The spelling of 201031312200 in words is "two hundred one billion, thirty-one million, three hundred twelve thousand, two hundred".