12130322222 has 16 divisors (see below), whose sum is σ = 20103450912. Its totient is φ = 5460195840.

The previous prime is 12130322221. The next prime is 12130322249. The reversal of 12130322222 is 22222303121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12130322194 and 12130322203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12130322221) 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, 7755179 + ... + 7756742.

It is an arithmetic number, because the mean of its divisors is an integer number (1256465682).

Almost surely, 2^12130322222 is an apocalyptic number.

12130322222 is a deficient number, since it is larger than the sum of its proper divisors (7973128690).

12130322222 is a wasteful number, since it uses less digits than its factorization.

12130322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15511963.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12130322222 its reverse (22222303121), we get a palindrome (34352625343).

The spelling of 12130322222 in words is "twelve billion, one hundred thirty million, three hundred twenty-two thousand, two hundred twenty-two".