12120142023 has 30 divisors (see below), whose sum is σ = 19900990032. Its totient is φ = 7345534680.

The previous prime is 12120141989. The next prime is 12120142087. The reversal of 12120142023 is 32024102121.

It is a happy number.

12120142023 is a `hidden beast` number, since 1 + 21 + 201 + 420 + 23 = 666.

12120142023 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 12120142023 - 2⁹ = 12120141511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12120141987 and 12120142005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120142823) 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 29 ways as a sum of consecutive naturals, for example, 608511 + ... + 628112.

Almost surely, 2^12120142023 is an apocalyptic number.

12120142023 is a deficient number, since it is larger than the sum of its proper divisors (7780848009).

12120142023 is a wasteful number, since it uses less digits than its factorization.

12120142023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236657 (or 1236637 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12120142023 its reverse (32024102121), we get a palindrome (44144244144).

It can be divided in two parts, 121 and 20142023, that added together give a square (20142144 = 4488²).

The spelling of 12120142023 in words is "twelve billion, one hundred twenty million, one hundred forty-two thousand, twenty-three".