102003424 has 12 divisors (see below), whose sum is σ = 200819304. Its totient is φ = 51001696.

The previous prime is 102003403. The next prime is 102003427. The reversal of 102003424 is 424300201.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 102003398 and 102003407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102003427) 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 as a sum of consecutive naturals, namely, 1593772 + ... + 1593835.

It is an arithmetic number, because the mean of its divisors is an integer number (16734942).

Almost surely, 2^102003424 is an apocalyptic number.

It is an amenable number.

102003424 is a deficient number, since it is larger than the sum of its proper divisors (98815880).

102003424 is an equidigital number, since it uses as much as digits as its factorization.

102003424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187617 (or 3187609 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 102003424 is about 10099.6744501989. The cubic root of 102003424 is about 467.2381008991.

Adding to 102003424 its reverse (424300201), we get a palindrome (526303625).

The spelling of 102003424 in words is "one hundred two million, three thousand, four hundred twenty-four".