100244250123 has 4 divisors (see below), whose sum is σ = 133659000168. Its totient is φ = 66829500080.

The previous prime is 100244250103. The next prime is 100244250181. The reversal of 100244250123 is 321052442001.

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 100244250123 - 2¹⁷ = 100244119051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100244250093 and 100244250102.

It is not an unprimeable number, because it can be changed into a prime (100244250103) 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, 16707375018 + ... + 16707375023.

It is an arithmetic number, because the mean of its divisors is an integer number (33414750042).

Almost surely, 2^100244250123 is an apocalyptic number.

100244250123 is a deficient number, since it is larger than the sum of its proper divisors (33414750045).

100244250123 is an equidigital number, since it uses as much as digits as its factorization.

100244250123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33414750044.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 100244250123 its reverse (321052442001), we get a palindrome (421296692124).

The spelling of 100244250123 in words is "one hundred billion, two hundred forty-four million, two hundred fifty thousand, one hundred twenty-three".