1121200202212 has 6 divisors (see below), whose sum is σ = 1962100353878. Its totient is φ = 560600101104.

The previous prime is 1121200202189. The next prime is 1121200202237. The reversal of 1121200202212 is 2122020021211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1103621685156 + 17578517056 = 1050534^2 + 132584^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140150025273 + ... + 140150025280.

Almost surely, 2^{1121200202212} is an apocalyptic number.

It is an amenable number.

1121200202212 is a deficient number, since it is larger than the sum of its proper divisors (840900151666).

1121200202212 is a wasteful number, since it uses less digits than its factorization.

1121200202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280300050557 (or 280300050555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1121200202212 its reverse (2122020021211), we get a palindrome (3243220223423).

The spelling of 1121200202212 in words is "one trillion, one hundred twenty-one billion, two hundred million, two hundred two thousand, two hundred twelve".