2211103133212 has 12 divisors (see below), whose sum is σ = 4002859120680. Its totient is φ = 1067429098736.

The previous prime is 2211103133207. The next prime is 2211103133227. The reversal of 2211103133212 is 2123313011122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9530616838 + ... + 9530617069.

It is an arithmetic number, because the mean of its divisors is an integer number (333571593390).

Almost surely, 2^{2211103133212} is an apocalyptic number.

It is an amenable number.

2211103133212 is a deficient number, since it is larger than the sum of its proper divisors (1791755987468).

2211103133212 is a wasteful number, since it uses less digits than its factorization.

2211103133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19061233940 (or 19061233938 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2211103133212 its reverse (2123313011122), we get a palindrome (4334416144334).

The spelling of 2211103133212 in words is "two trillion, two hundred eleven billion, one hundred three million, one hundred thirty-three thousand, two hundred twelve".