12111202222102 has 16 divisors (see below), whose sum is σ = 18185035438080. Its totient is φ = 6049524460392.

The previous prime is 12111202222061. The next prime is 12111202222117. The reversal of 12111202222102 is 20122220211121.

It is a self number, because there is not a number n which added to its sum of digits gives 12111202222102.

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, 35340049 + ... + 35681107.

It is an arithmetic number, because the mean of its divisors is an integer number (1136564714880).

Almost surely, 2^{12111202222102} is an apocalyptic number.

12111202222102 is a deficient number, since it is larger than the sum of its proper divisors (6073833215978).

12111202222102 is a wasteful number, since it uses less digits than its factorization.

12111202222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358827.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12111202222102 its reverse (20122220211121), we get a palindrome (32233422433223).

The spelling of 12111202222102 in words is "twelve trillion, one hundred eleven billion, two hundred two million, two hundred twenty-two thousand, one hundred two".