12032031123 has 24 divisors (see below), whose sum is σ = 20048041728. Its totient is φ = 6811186032.

The previous prime is 12032031119. The next prime is 12032031131. The reversal of 12032031123 is 32113023021.

12032031123 is a `hidden beast` number, since 12 + 0 + 320 + 311 + 23 = 666.

12032031123 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 12032031123 - 2² = 12032031119 is a prime.

It is a super-2 number, since 2×12032031123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12032031096 and 12032031105.

It is not an unprimeable number, because it can be changed into a prime (12032031923) 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 23 ways as a sum of consecutive naturals, for example, 885711 + ... + 899192.

It is an arithmetic number, because the mean of its divisors is an integer number (835335072).

Almost surely, 2^12032031123 is an apocalyptic number.

12032031123 is a deficient number, since it is larger than the sum of its proper divisors (8016010605).

12032031123 is a wasteful number, since it uses less digits than its factorization.

12032031123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785023 (or 1785020 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12032031123 its reverse (32113023021), we get a palindrome (44145054144).

The spelling of 12032031123 in words is "twelve billion, thirty-two million, thirty-one thousand, one hundred twenty-three".