12223230222011 has 4 divisors (see below), whose sum is σ = 12395388394224. Its totient is φ = 12051072049800.

The previous prime is 12223230221981. The next prime is 12223230222101. The reversal of 12223230222011 is 11022203232221.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12223230222011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12223230122011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86079086000 + ... + 86079086141.

It is an arithmetic number, because the mean of its divisors is an integer number (3098847098556).

Almost surely, 2^{12223230222011} is an apocalyptic number.

12223230222011 is a deficient number, since it is larger than the sum of its proper divisors (172158172213).

12223230222011 is an equidigital number, since it uses as much as digits as its factorization.

12223230222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172158172212.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12223230222011 its reverse (11022203232221), we get a palindrome (23245433454232).

The spelling of 12223230222011 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty million, two hundred twenty-two thousand, eleven".