12211112122102 has 8 divisors (see below), whose sum is σ = 18318236828976. Its totient is φ = 6105033179112.

The previous prime is 12211112122093. The next prime is 12211112122133. The reversal of 12211112122102 is 20122121111221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12211112122102² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12211112122102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261411778 + ... + 261458485.

It is an arithmetic number, because the mean of its divisors is an integer number (2289779603622).

Almost surely, 2^{12211112122102} is an apocalyptic number.

12211112122102 is a deficient number, since it is larger than the sum of its proper divisors (6107124706874).

12211112122102 is a wasteful number, since it uses less digits than its factorization.

12211112122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522881942.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 12211112122102 its reverse (20122121111221), we get a palindrome (32333233233323).

The spelling of 12211112122102 in words is "twelve trillion, two hundred eleven billion, one hundred twelve million, one hundred twenty-two thousand, one hundred two".