100112012123 has 8 divisors (see below), whose sum is σ = 101459348496. Its totient is φ = 98773511200.

The previous prime is 100112012093. The next prime is 100112012131. The reversal of 100112012123 is 321210211001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100112012123 - 2¹⁰ = 100112011099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100112012098 and 100112012107.

It is not an unprimeable number, because it can be changed into a prime (100112012153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186048 + ... + 2231373.

It is an arithmetic number, because the mean of its divisors is an integer number (12682418562).

Almost surely, 2^100112012123 is an apocalyptic number.

100112012123 is a deficient number, since it is larger than the sum of its proper divisors (1347336373).

100112012123 is a wasteful number, since it uses less digits than its factorization.

100112012123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4417725.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 100112012123 its reverse (321210211001), we get a palindrome (421322223124).

The spelling of 100112012123 in words is "one hundred billion, one hundred twelve million, twelve thousand, one hundred twenty-three".