12003122023 has 4 divisors (see below), whose sum is σ = 12003821280. Its totient is φ = 12002422768.

The previous prime is 12003122009. The next prime is 12003122029. The reversal of 12003122023 is 32022130021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12003122023 - 2¹³ = 12003113831 is a prime.

It is a super-2 number, since 2×12003122023² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12003121988 and 12003122006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003122029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323215 + ... + 358432.

It is an arithmetic number, because the mean of its divisors is an integer number (3000955320).

Almost surely, 2^12003122023 is an apocalyptic number.

12003122023 is a deficient number, since it is larger than the sum of its proper divisors (699257).

12003122023 is an equidigital number, since it uses as much as digits as its factorization.

12003122023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699256.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12003122023 its reverse (32022130021), we get a palindrome (44025252044).

The spelling of 12003122023 in words is "twelve billion, three million, one hundred twenty-two thousand, twenty-three".