12211002011222 has 40 divisors (see below), whose sum is σ = 21392354307696. Its totient is φ = 5227317513936.

The previous prime is 12211002011119. The next prime is 12211002011233. The reversal of 12211002011222 is 22211020011221.

It is a self number, because there is not a number n which added to its sum of digits gives 12211002011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2761583 + ... + 5661125.

Almost surely, 2^{12211002011222} is an apocalyptic number.

12211002011222 is a deficient number, since it is larger than the sum of its proper divisors (9181352296474).

12211002011222 is an frugal number, since it uses more digits than its factorization.

12211002011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900450 (or 2900429 counting only the distinct ones).

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

Adding to 12211002011222 its reverse (22211020011221), we get a palindrome (34422022022443).

The spelling of 12211002011222 in words is "twelve trillion, two hundred eleven billion, two million, eleven thousand, two hundred twenty-two".