201044144 has 40 divisors (see below), whose sum is σ = 446891040. Its totient is φ = 85828608.

The previous prime is 201044141. The next prime is 201044189. The reversal of 201044144 is 441440102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201044141) 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, 26792 + ... + 33464.

It is an arithmetic number, because the mean of its divisors is an integer number (11172276).

Almost surely, 2^201044144 is an apocalyptic number.

It is an amenable number.

201044144 is an abundant number, since it is smaller than the sum of its proper divisors (245846896).

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

201044144 is a wasteful number, since it uses less digits than its factorization.

201044144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6957 (or 6951 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 201044144 is about 14179.0036321316. The cubic root of 201044144 is about 585.8194802476.

Adding to 201044144 its reverse (441440102), we get a palindrome (642484246).

The spelling of 201044144 in words is "two hundred one million, forty-four thousand, one hundred forty-four".