100003223 has 16 divisors (see below), whose sum is σ = 106868160. Its totient is φ = 93408000.

The previous prime is 100003219. The next prime is 100003243. The reversal of 100003223 is 322300001.

It is a cyclic number.

It is not a de Polignac number, because 100003223 - 2² = 100003219 is a prime.

It is a super-2 number, since 2×100003223² = 20001289220775458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100003243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179261 + ... + 179817.

It is an arithmetic number, because the mean of its divisors is an integer number (6679260).

Almost surely, 2^100003223 is an apocalyptic number.

100003223 is a deficient number, since it is larger than the sum of its proper divisors (6864937).

100003223 is a wasteful number, since it uses less digits than its factorization.

100003223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 100003223 is about 10000.1611487016. The cubic root of 100003223 is about 464.1638699213.

Adding to 100003223 its reverse (322300001), we get a palindrome (422303224).

The spelling of 100003223 in words is "one hundred million, three thousand, two hundred twenty-three".