101200230120123 has 12 divisors (see below), whose sum is σ = 146208672249120. Its totient is φ = 67452714506736.

The previous prime is 101200230120113. The next prime is 101200230120169. The reversal of 101200230120123 is 321021032002101.

101200230120123 is a `hidden beast` number, since 10 + 1 + 200 + 230 + 1 + 201 + 23 = 666.

It is not a de Polignac number, because 101200230120123 - 2⁴ = 101200230120107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101200230120096 and 101200230120105.

It is not an unprimeable number, because it can be changed into a prime (101200230120113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1175419008 + ... + 1175505101.

It is an arithmetic number, because the mean of its divisors is an integer number (12184056020760).

Almost surely, 2^{101200230120123} is an apocalyptic number.

101200230120123 is a deficient number, since it is larger than the sum of its proper divisors (45008442128997).

101200230120123 is a wasteful number, since it uses less digits than its factorization.

101200230120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350928898 (or 2350928895 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101200230120123 its reverse (321021032002101), we get a palindrome (422221262122224).

The spelling of 101200230120123 in words is "one hundred one trillion, two hundred billion, two hundred thirty million, one hundred twenty thousand, one hundred twenty-three".