100123210133223 has 4 divisors (see below), whose sum is σ = 133497613510968. Its totient is φ = 66748806755480.

The previous prime is 100123210133201. The next prime is 100123210133227. The reversal of 100123210133223 is 322331012321001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100123210133223 - 2¹⁰ = 100123210132199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100123210133193 and 100123210133202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100123210133227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16687201688868 + ... + 16687201688873.

It is an arithmetic number, because the mean of its divisors is an integer number (33374403377742).

Almost surely, 2^{100123210133223} is an apocalyptic number.

100123210133223 is a deficient number, since it is larger than the sum of its proper divisors (33374403377745).

100123210133223 is an equidigital number, since it uses as much as digits as its factorization.

100123210133223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33374403377744.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 100123210133223 its reverse (322331012321001), we get a palindrome (422454222454224).

The spelling of 100123210133223 in words is "one hundred trillion, one hundred twenty-three billion, two hundred ten million, one hundred thirty-three thousand, two hundred twenty-three".