12003030022 has 4 divisors (see below), whose sum is σ = 18004545036. Its totient is φ = 6001515010.

The previous prime is 12003030007. The next prime is 12003030049. The reversal of 12003030022 is 22003030021.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12003029984 and 12003030011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000757504 + ... + 3000757507.

It is an arithmetic number, because the mean of its divisors is an integer number (4501136259).

Almost surely, 2^12003030022 is an apocalyptic number.

12003030022 is a deficient number, since it is larger than the sum of its proper divisors (6001515014).

12003030022 is an equidigital number, since it uses as much as digits as its factorization.

12003030022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001515013.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 12003030022 its reverse (22003030021), we get a palindrome (34006060043).

Subtracting 12003030022 from its reverse (22003030021), we obtain a palindrome (9999999999).

The spelling of 12003030022 in words is "twelve billion, three million, thirty thousand, twenty-two".