100303430 has 16 divisors (see below), whose sum is σ = 181036944. Its totient is φ = 40012320.

The previous prime is 100303429. The next prime is 100303447. The reversal of 100303430 is 34303001.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 9716 + ... + 17175.

It is an arithmetic number, because the mean of its divisors is an integer number (11314809).

Almost surely, 2^100303430 is an apocalyptic number.

100303430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100303430 is a deficient number, since it is larger than the sum of its proper divisors (80733514).

100303430 is a wasteful number, since it uses less digits than its factorization.

100303430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27271.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 100303430 is about 10015.1600087068. The cubic root of 100303430 is about 464.6278750934.

Adding to 100303430 its reverse (34303001), we get a palindrome (134606431).

The spelling of 100303430 in words is "one hundred million, three hundred three thousand, four hundred thirty".