102044144 has 20 divisors (see below), whose sum is σ = 201918624. Its totient is φ = 49936128.

The previous prime is 102044143. The next prime is 102044161. The reversal of 102044144 is 441440201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102044143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67097 + ... + 68600.

Almost surely, 2^102044144 is an apocalyptic number.

It is an amenable number.

102044144 is a deficient number, since it is larger than the sum of its proper divisors (99874480).

102044144 is a wasteful number, since it uses less digits than its factorization.

102044144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135752 (or 135746 counting only the distinct ones).

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

The square root of 102044144 is about 10101.6901556126. The cubic root of 102044144 is about 467.3002668002.

Adding to 102044144 its reverse (441440201), we get a palindrome (543484345).

The spelling of 102044144 in words is "one hundred two million, forty-four thousand, one hundred forty-four".