12020110123 has 8 divisors (see below), whose sum is σ = 13745819360. Its totient is φ = 10296538560.

The previous prime is 12020110121. The next prime is 12020110171. The reversal of 12020110123 is 32101102021.

12020110123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12020110123 - 2¹ = 12020110121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12020110121) 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 7 ways as a sum of consecutive naturals, for example, 522348 + ... + 544873.

It is an arithmetic number, because the mean of its divisors is an integer number (1718227420).

Almost surely, 2^12020110123 is an apocalyptic number.

12020110123 is a deficient number, since it is larger than the sum of its proper divisors (1725709237).

12020110123 is a wasteful number, since it uses less digits than its factorization.

12020110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068837.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12020110123 its reverse (32101102021), we get a palindrome (44121212144).

The spelling of 12020110123 in words is "twelve billion, twenty million, one hundred ten thousand, one hundred twenty-three".