201100256 has 48 divisors (see below), whose sum is σ = 476300160. Its totient is φ = 81648000.

The previous prime is 201100253. The next prime is 201100279. The reversal of 201100256 is 652001102.

201100256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19370 + ... + 27881.

It is an arithmetic number, because the mean of its divisors is an integer number (9922920).

Almost surely, 2^201100256 is an apocalyptic number.

It is an amenable number.

201100256 is an abundant number, since it is smaller than the sum of its proper divisors (275199904).

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

201100256 is a wasteful number, since it uses less digits than its factorization.

201100256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47287 (or 47279 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 201100256 is about 14180.9821944744. The cubic root of 201100256 is about 585.8739764796.

Adding to 201100256 its reverse (652001102), we get a palindrome (853101358).

The spelling of 201100256 in words is "two hundred one million, one hundred thousand, two hundred fifty-six".