12043330321123 has 2 divisors, whose sum is σ = 12043330321124. Its totient is φ = 12043330321122.

The previous prime is 12043330321081. The next prime is 12043330321163. The reversal of 12043330321123 is 32112303334021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12043330321123 is a prime.

It is a super-2 number, since 2×12043330321123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12043330321091 and 12043330321100.

It is not a weakly prime, because it can be changed into another prime (12043330321163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021665160561 + 6021665160562.

It is an arithmetic number, because the mean of its divisors is an integer number (6021665160562).

Almost surely, 2^{12043330321123} is an apocalyptic number.

12043330321123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12043330321123 is an equidigital number, since it uses as much as digits as its factorization.

12043330321123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 12043330321123 its reverse (32112303334021), we get a palindrome (44155633655144).

The spelling of 12043330321123 in words is "twelve trillion, forty-three billion, three hundred thirty million, three hundred twenty-one thousand, one hundred twenty-three".