11112122212102 has 8 divisors (see below), whose sum is σ = 16668464299200. Its totient is φ = 5555967445704.

The previous prime is 11112122212097. The next prime is 11112122212199. The reversal of 11112122212102 is 20121222121111.

It is a happy number.

11112122212102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11112122212102.

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, 46681777 + ... + 46919212.

It is an arithmetic number, because the mean of its divisors is an integer number (2083558037400).

Almost surely, 2^{11112122212102} is an apocalyptic number.

11112122212102 is a deficient number, since it is larger than the sum of its proper divisors (5556342087098).

11112122212102 is an equidigital number, since it uses as much as digits as its factorization.

11112122212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93660350.

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

Adding to 11112122212102 its reverse (20121222121111), we get a palindrome (31233344333213).

Subtracting 11112122212102 from its reverse (20121222121111), we obtain a palindrome (9009099909009).

The spelling of 11112122212102 in words is "eleven trillion, one hundred twelve billion, one hundred twenty-two million, two hundred twelve thousand, one hundred two".