2012210220202 has 24 divisors (see below), whose sum is σ = 3781186240356. Its totient is φ = 796039207488.

The previous prime is 2012210220161. The next prime is 2012210220227. The reversal of 2012210220202 is 2020220122102.

It can be written as a sum of positive squares in 2 ways, for example, as 1968967433601 + 43242786601 = 1403199^2 + 207949^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 789720163 + ... + 789722710.

Almost surely, 2^{2012210220202} is an apocalyptic number.

2012210220202 is a deficient number, since it is larger than the sum of its proper divisors (1768976020154).

2012210220202 is a wasteful number, since it uses less digits than its factorization.

2012210220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579442902 (or 1579442895 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2012210220202 its reverse (2020220122102), we get a palindrome (4032430342304).

The spelling of 2012210220202 in words is "two trillion, twelve billion, two hundred ten million, two hundred twenty thousand, two hundred two".