12110121023 has 96 divisors (see below), whose sum is σ = 17413304832. Its totient is φ = 8262777600.

The previous prime is 12110120999. The next prime is 12110121083. The reversal of 12110121023 is 32012101121.

It is not a de Polignac number, because 12110121023 - 2⁶ = 12110120959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12110120989 and 12110121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110121083) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26269013 + ... + 26269473.

It is an arithmetic number, because the mean of its divisors is an integer number (181388592).

Almost surely, 2^12110121023 is an apocalyptic number.

12110121023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12110121023 is a deficient number, since it is larger than the sum of its proper divisors (5303183809).

12110121023 is a wasteful number, since it uses less digits than its factorization.

12110121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 678 counting only the distinct ones).

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

Adding to 12110121023 its reverse (32012101121), we get a palindrome (44122222144).

The spelling of 12110121023 in words is "twelve billion, one hundred ten million, one hundred twenty-one thousand, twenty-three".