12211201302222 has 32 divisors (see below), whose sum is σ = 26301193726752. Its totient is φ = 3757272027264.

The previous prime is 12211201302193. The next prime is 12211201302253. The reversal of 12211201302222 is 22220310211221.

12211201302222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12211201302222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20004028 + ... + 20605424.

It is an arithmetic number, because the mean of its divisors is an integer number (821912303961).

Almost surely, 2^{12211201302222} is an apocalyptic number.

12211201302222 is an abundant number, since it is smaller than the sum of its proper divisors (14089992424530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12211201302222 is a wasteful number, since it uses less digits than its factorization.

12211201302222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861732.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12211201302222 its reverse (22220310211221), we get a palindrome (34431511513443).

The spelling of 12211201302222 in words is "twelve trillion, two hundred eleven billion, two hundred one million, three hundred two thousand, two hundred twenty-two".