100244403 has 48 divisors (see below), whose sum is σ = 170666496. Its totient is φ = 55520640.

The previous prime is 100244311. The next prime is 100244423. The reversal of 100244403 is 304442001.

It is not a de Polignac number, because 100244403 - 2¹⁰ = 100243379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100244423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 326376 + ... + 326682.

It is an arithmetic number, because the mean of its divisors is an integer number (3555552).

Almost surely, 2^100244403 is an apocalyptic number.

100244403 is a deficient number, since it is larger than the sum of its proper divisors (70422093).

100244403 is a wasteful number, since it uses less digits than its factorization.

100244403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 100244403 is about 10012.2126925071. The cubic root of 100244403 is about 464.5367151294.

Adding to 100244403 its reverse (304442001), we get a palindrome (404686404).

The spelling of 100244403 in words is "one hundred million, two hundred forty-four thousand, four hundred three".