12030022 has 4 divisors (see below), whose sum is σ = 18045036. Its totient is φ = 6015010.

The previous prime is 12030017. The next prime is 12030043. The reversal of 12030022 is 22003021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22003021 = 113 ⋅194717.

It is a junction number, because it is equal to n+sod(n) for n = 12029990 and 12030008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3007504 + ... + 3007507.

It is an arithmetic number, because the mean of its divisors is an integer number (4511259).

Almost surely, 2^12030022 is an apocalyptic number.

12030022 is a deficient number, since it is larger than the sum of its proper divisors (6015014).

12030022 is an equidigital number, since it uses as much as digits as its factorization.

12030022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6015013.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 12030022 is about 3468.4322106681. The cubic root of 12030022 is about 229.1336151269.

Adding to 12030022 its reverse (22003021), we get a palindrome (34033043).

The spelling of 12030022 in words is "twelve million, thirty thousand, twenty-two".