12120002122202 has 16 divisors (see below), whose sum is σ = 20730139377192. Its totient is φ = 5264797301760.

The previous prime is 12120002122181. The next prime is 12120002122211. The reversal of 12120002122202 is 20222120002121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6254455793881 + 5865546328321 = 2500891^2 + 2421889^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13710409199 + ... + 13710410082.

Almost surely, 2^{12120002122202} is an apocalyptic number.

12120002122202 is a deficient number, since it is larger than the sum of its proper divisors (8610137254990).

12120002122202 is a wasteful number, since it uses less digits than its factorization.

12120002122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27420819313.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12120002122202 its reverse (20222120002121), we get a palindrome (32342122124323).

The spelling of 12120002122202 in words is "twelve trillion, one hundred twenty billion, two million, one hundred twenty-two thousand, two hundred two".