12011111102202 has 64 divisors (see below), whose sum is σ = 25276981492224. Its totient is φ = 3800846312960.

The previous prime is 12011111102183. The next prime is 12011111102203. The reversal of 12011111102202 is 20220111111021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12011111102203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1002213 + ... + 5002664.

It is an arithmetic number, because the mean of its divisors is an integer number (394952835816).

Almost surely, 2^{12011111102202} is an apocalyptic number.

12011111102202 is an abundant number, since it is smaller than the sum of its proper divisors (13265870390022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011111102202 is a wasteful number, since it uses less digits than its factorization.

12011111102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005143.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12011111102202 its reverse (20220111111021), we get a palindrome (32231222213223).

The spelling of 12011111102202 in words is "twelve trillion, eleven billion, one hundred eleven million, one hundred two thousand, two hundred two".