12320132222 has 4 divisors (see below), whose sum is σ = 18480198336. Its totient is φ = 6160066110.

The previous prime is 12320132221. The next prime is 12320132243. The reversal of 12320132222 is 22223102321.

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 = 12320132194 and 12320132203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320132221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3080033054 + ... + 3080033057.

It is an arithmetic number, because the mean of its divisors is an integer number (4620049584).

Almost surely, 2^12320132222 is an apocalyptic number.

12320132222 is a deficient number, since it is larger than the sum of its proper divisors (6160066114).

12320132222 is an equidigital number, since it uses as much as digits as its factorization.

12320132222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6160066113.

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

Adding to 12320132222 its reverse (22223102321), we get a palindrome (34543234543).

The spelling of 12320132222 in words is "twelve billion, three hundred twenty million, one hundred thirty-two thousand, two hundred twenty-two".