12012111222202 has 32 divisors (see below), whose sum is σ = 22212739648512. Its totient is φ = 4744215218304.

The previous prime is 12012111222197. The next prime is 12012111222227. The reversal of 12012111222202 is 20222211121021.

It is a self number, because there is not a number n which added to its sum of digits gives 12012111222202.

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, 54255763 + ... + 54476710.

It is an arithmetic number, because the mean of its divisors is an integer number (694148114016).

Almost surely, 2^{12012111222202} is an apocalyptic number.

12012111222202 is a deficient number, since it is larger than the sum of its proper divisors (10200628426310).

12012111222202 is a wasteful number, since it uses less digits than its factorization.

12012111222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108733102.

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

Adding to 12012111222202 its reverse (20222211121021), we get a palindrome (32234322343223).

The spelling of 12012111222202 in words is "twelve trillion, twelve billion, one hundred eleven million, two hundred twenty-two thousand, two hundred two".