100233210100123 has 4 divisors (see below), whose sum is σ = 100233350603280. Its totient is φ = 100233069596968.

The previous prime is 100233210100087. The next prime is 100233210100187. The reversal of 100233210100123 is 321001012332001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100233210100123 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 100233210100123.

It is not an unprimeable number, because it can be changed into a prime (100233210100223) 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, 69176008 + ... + 70610101.

It is an arithmetic number, because the mean of its divisors is an integer number (25058337650820).

Almost surely, 2^{100233210100123} is an apocalyptic number.

100233210100123 is a deficient number, since it is larger than the sum of its proper divisors (140503157).

100233210100123 is an equidigital number, since it uses as much as digits as its factorization.

100233210100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140503156.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 100233210100123 its reverse (321001012332001), we get a palindrome (421234222432124).

The spelling of 100233210100123 in words is "one hundred trillion, two hundred thirty-three billion, two hundred ten million, one hundred thousand, one hundred twenty-three".