12003222243 has 8 divisors (see below), whose sum is σ = 16063353856. Its totient is φ = 7972619400.

The previous prime is 12003222239. The next prime is 12003222277. The reversal of 12003222243 is 34222230021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12003222243 - 2² = 12003222239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003222233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7381243 + ... + 7382868.

It is an arithmetic number, because the mean of its divisors is an integer number (2007919232).

Almost surely, 2^12003222243 is an apocalyptic number.

12003222243 is a deficient number, since it is larger than the sum of its proper divisors (4060131613).

12003222243 is a wasteful number, since it uses less digits than its factorization.

12003222243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14764385.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 12003222243 its reverse (34222230021), we get a palindrome (46225452264).

The spelling of 12003222243 in words is "twelve billion, three million, two hundred twenty-two thousand, two hundred forty-three".