12220211202222 has 16 divisors (see below), whose sum is σ = 25228823127552. Its totient is φ = 3942003613560.

The previous prime is 12220211202181. The next prime is 12220211202233. The reversal of 12220211202222 is 22220211202221.

12220211202222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32850029928 + ... + 32850030299.

It is an arithmetic number, because the mean of its divisors is an integer number (1576801445472).

Almost surely, 2^{12220211202222} is an apocalyptic number.

12220211202222 is an abundant number, since it is smaller than the sum of its proper divisors (13008611925330).

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

12220211202222 is a wasteful number, since it uses less digits than its factorization.

12220211202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65700060263.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 12220211202222 its reverse (22220211202221), we get a palindrome (34440422404443).

Subtracting 12220211202222 from its reverse (22220211202221), we obtain a palindrome (9999999999999).

The spelling of 12220211202222 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, two hundred two thousand, two hundred twenty-two".