12221102102 has 16 divisors (see below), whose sum is σ = 20239111872. Its totient is φ = 5488117320.

The previous prime is 12221102099. The next prime is 12221102107. The reversal of 12221102102 is 20120112221.

12221102102 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 not an unprimeable number, because it can be changed into a prime (12221102107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3344588 + ... + 3348239.

It is an arithmetic number, because the mean of its divisors is an integer number (1264944492).

Almost surely, 2^12221102102 is an apocalyptic number.

12221102102 is a deficient number, since it is larger than the sum of its proper divisors (8018009770).

12221102102 is a wasteful number, since it uses less digits than its factorization.

12221102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6692923.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12221102102 its reverse (20120112221), we get a palindrome (32341214323).

The spelling of 12221102102 in words is "twelve billion, two hundred twenty-one million, one hundred two thousand, one hundred two".