10120023123 has 32 divisors (see below), whose sum is σ = 15485184000. Its totient is φ = 5758857216.

The previous prime is 10120023119. The next prime is 10120023167. The reversal of 10120023123 is 32132002101.

10120023123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10120023123 - 2² = 10120023119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10120023103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9739638 + ... + 9740676.

It is an arithmetic number, because the mean of its divisors is an integer number (483912000).

Almost surely, 2^10120023123 is an apocalyptic number.

10120023123 is a deficient number, since it is larger than the sum of its proper divisors (5365160877).

10120023123 is a wasteful number, since it uses less digits than its factorization.

10120023123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2531.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10120023123 its reverse (32132002101), we get a palindrome (42252025224).

The spelling of 10120023123 in words is "ten billion, one hundred twenty million, twenty-three thousand, one hundred twenty-three".