101144424 has 64 divisors (see below), whose sum is σ = 269611200. Its totient is φ = 31509504.

The previous prime is 101144419. The next prime is 101144437. The reversal of 101144424 is 424441101.

It is a self number, because there is not a number n which added to its sum of digits gives 101144424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63267 + ... + 64845.

It is an arithmetic number, because the mean of its divisors is an integer number (4212675).

Almost surely, 2^101144424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101144424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134805600).

101144424 is an abundant number, since it is smaller than the sum of its proper divisors (168466776).

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

101144424 is a wasteful number, since it uses less digits than its factorization.

101144424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762 (or 1758 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 101144424 is about 10057.0584168533. The cubic root of 101144424 is about 465.9228199588.

Adding to 101144424 its reverse (424441101), we get a palindrome (525585525).

The spelling of 101144424 in words is "one hundred one million, one hundred forty-four thousand, four hundred twenty-four".