12222010222 has 4 divisors (see below), whose sum is σ = 18333015336. Its totient is φ = 6111005110.

The previous prime is 12222010201. The next prime is 12222010223. The reversal of 12222010222 is 22201022221.

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 = 12222010196 and 12222010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222010223) 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 as a sum of consecutive naturals, namely, 3055502554 + ... + 3055502557.

It is an arithmetic number, because the mean of its divisors is an integer number (4583253834).

Almost surely, 2^12222010222 is an apocalyptic number.

12222010222 is a deficient number, since it is larger than the sum of its proper divisors (6111005114).

12222010222 is an equidigital number, since it uses as much as digits as its factorization.

12222010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6111005113.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12222010222 its reverse (22201022221), we get a palindrome (34423032443).

The spelling of 12222010222 in words is "twelve billion, two hundred twenty-two million, ten thousand, two hundred twenty-two".