100023221103 has 48 divisors (see below), whose sum is σ = 149062937184. Its totient is φ = 59294592000.

The previous prime is 100023221071. The next prime is 100023221131. The reversal of 100023221103 is 301122320001.

It is not a de Polignac number, because 100023221103 - 2⁵ = 100023221071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100023221143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5254603 + ... + 5273603.

It is an arithmetic number, because the mean of its divisors is an integer number (3105477858).

Almost surely, 2^100023221103 is an apocalyptic number.

100023221103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100023221103 is a deficient number, since it is larger than the sum of its proper divisors (49039716081).

100023221103 is a wasteful number, since it uses less digits than its factorization.

100023221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19176 (or 19133 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100023221103 its reverse (301122320001), we get a palindrome (401145541104).

The spelling of 100023221103 in words is "one hundred billion, twenty-three million, two hundred twenty-one thousand, one hundred three".