12011222022202 has 24 divisors (see below), whose sum is σ = 19924444362816. Its totient is φ = 5425691119056.

The previous prime is 12011222022197. The next prime is 12011222022209. The reversal of 12011222022202 is 20222022211021.

It is a self number, because there is not a number n which added to its sum of digits gives 12011222022202.

It is not an unprimeable number, because it can be changed into a prime (12011222022209) 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 11 ways as a sum of consecutive naturals, for example, 378028368 + ... + 378060139.

It is an arithmetic number, because the mean of its divisors is an integer number (830185181784).

Almost surely, 2^{12011222022202} is an apocalyptic number.

12011222022202 is a deficient number, since it is larger than the sum of its proper divisors (7913222340614).

12011222022202 is a wasteful number, since it uses less digits than its factorization.

12011222022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756088582 (or 756088569 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12011222022202 its reverse (20222022211021), we get a palindrome (32233244233223).

The spelling of 12011222022202 in words is "twelve trillion, eleven billion, two hundred twenty-two million, twenty-two thousand, two hundred two".