100123103233 has 4 divisors (see below), whose sum is σ = 100124056660. Its totient is φ = 100122149808.

The previous prime is 100123103231. The next prime is 100123103237. The reversal of 100123103233 is 332301321001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 55097233984 + 45025869249 = 234728^2 + 212193^2 .

It is a cyclic number.

It is not a de Polignac number, because 100123103233 - 2¹ = 100123103231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100123103233.

It is not an unprimeable number, because it can be changed into a prime (100123103231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296478 + ... + 536791.

It is an arithmetic number, because the mean of its divisors is an integer number (25031014165).

Almost surely, 2^100123103233 is an apocalyptic number.

It is an amenable number.

100123103233 is a deficient number, since it is larger than the sum of its proper divisors (953427).

100123103233 is an equidigital number, since it uses as much as digits as its factorization.

100123103233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953426.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 100123103233 its reverse (332301321001), we get a palindrome (432424424234).

The spelling of 100123103233 in words is "one hundred billion, one hundred twenty-three million, one hundred three thousand, two hundred thirty-three".