12211000211222 has 8 divisors (see below), whose sum is σ = 18318118273272. Its totient is φ = 6104960786800.

The previous prime is 12211000211219. The next prime is 12211000211239. The reversal of 12211000211222 is 22211200011221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12211000211222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12211000211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269631104 + ... + 269676387.

It is an arithmetic number, because the mean of its divisors is an integer number (2289764784159).

Almost surely, 2^{12211000211222} is an apocalyptic number.

12211000211222 is a deficient number, since it is larger than the sum of its proper divisors (6107118062050).

12211000211222 is a wasteful number, since it uses less digits than its factorization.

12211000211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539318814.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12211000211222 its reverse (22211200011221), we get a palindrome (34422200222443).

The spelling of 12211000211222 in words is "twelve trillion, two hundred eleven billion, two hundred eleven thousand, two hundred twenty-two".