12221010010222 has 48 divisors (see below), whose sum is σ = 21303001657728. Its totient is φ = 5221188688320.

The previous prime is 12221010010219. The next prime is 12221010010229. The reversal of 12221010010222 is 22201001012221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12221010010196 and 12221010010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221010010229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13904953 + ... + 14757700.

It is an arithmetic number, because the mean of its divisors is an integer number (443812534536).

Almost surely, 2^{12221010010222} is an apocalyptic number.

12221010010222 is a deficient number, since it is larger than the sum of its proper divisors (9081991647506).

12221010010222 is a wasteful number, since it uses less digits than its factorization.

12221010010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28662745 (or 28662722 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12221010010222 its reverse (22201001012221), we get a palindrome (34422011022443).

The spelling of 12221010010222 in words is "twelve trillion, two hundred twenty-one billion, ten million, ten thousand, two hundred twenty-two".