12303222111 has 20 divisors (see below), whose sum is σ = 18381878592. Its totient is φ = 8200813248.

The previous prime is 12303222109. The next prime is 12303222119. The reversal of 12303222111 is 11122230321.

12303222111 is a `hidden beast` number, since 1 + 230 + 322 + 2 + 111 = 666.

It is not a de Polignac number, because 12303222111 - 2¹ = 12303222109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303222119) 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 19 ways as a sum of consecutive naturals, for example, 918615 + ... + 931911.

Almost surely, 2^12303222111 is an apocalyptic number.

12303222111 is a deficient number, since it is larger than the sum of its proper divisors (6078656481).

12303222111 is a wasteful number, since it uses less digits than its factorization.

12303222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24732 (or 24723 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12303222111 its reverse (11122230321), we get a palindrome (23425452432).

The spelling of 12303222111 in words is "twelve billion, three hundred three million, two hundred twenty-two thousand, one hundred eleven".