201044223144 has 24 divisors (see below), whose sum is σ = 544494771210. Its totient is φ = 67014741024.

The previous prime is 201044223143. The next prime is 201044223169. The reversal of 201044223144 is 441322440102.

201044223144 is a `hidden beast` number, since 201 + 0 + 4 + 422 + 31 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 125413723044 + 75630500100 = 354138^2 + 275010^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (201044223143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1396140367 + ... + 1396140510.

Almost surely, 2^201044223144 is an apocalyptic number.

201044223144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

201044223144 is an abundant number, since it is smaller than the sum of its proper divisors (343450548066).

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

201044223144 is a wasteful number, since it uses less digits than its factorization.

201044223144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792280889 (or 2792280882 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 201044223144 its reverse (441322440102), we get a palindrome (642366663246).

The spelling of 201044223144 in words is "two hundred one billion, forty-four million, two hundred twenty-three thousand, one hundred forty-four".