12102102220222 has 32 divisors (see below), whose sum is σ = 20753305178112. Its totient is φ = 5184904539744.

The previous prime is 12102102220217. The next prime is 12102102220253. The reversal of 12102102220222 is 22202220120121.

It is a self number, because there is not a number n which added to its sum of digits gives 12102102220222.

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, 855688483 + ... + 855702625.

It is an arithmetic number, because the mean of its divisors is an integer number (648540786816).

Almost surely, 2^{12102102220222} is an apocalyptic number.

12102102220222 is a deficient number, since it is larger than the sum of its proper divisors (8651202957890).

12102102220222 is a wasteful number, since it uses less digits than its factorization.

12102102220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29992.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12102102220222 its reverse (22202220120121), we get a palindrome (34304322340343).

The spelling of 12102102220222 in words is "twelve trillion, one hundred two billion, one hundred two million, two hundred twenty thousand, two hundred twenty-two".