12011303023 has 2 divisors, whose sum is σ = 12011303024. Its totient is φ = 12011303022.

The previous prime is 12011303011. The next prime is 12011303053. The reversal of 12011303023 is 32030311021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12011303023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011302988 and 12011303006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011303053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005651511 + 6005651512.

It is an arithmetic number, because the mean of its divisors is an integer number (6005651512).

Almost surely, 2^12011303023 is an apocalyptic number.

12011303023 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011303023 is an equidigital number, since it uses as much as digits as its factorization.

12011303023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12011303023 its reverse (32030311021), we get a palindrome (44041614044).

The spelling of 12011303023 in words is "twelve billion, eleven million, three hundred three thousand, twenty-three".