2011211222212 has 24 divisors (see below), whose sum is σ = 3522662410400. Its totient is φ = 1004736514176.

The previous prime is 2011211222171. The next prime is 2011211222239. The reversal of 2011211222212 is 2122221121102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011211222212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33818239 + ... + 33877657.

Almost surely, 2^{2011211222212} is an apocalyptic number.

It is an amenable number.

2011211222212 is a deficient number, since it is larger than the sum of its proper divisors (1511451188188).

2011211222212 is a wasteful number, since it uses less digits than its factorization.

2011211222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66595 (or 66593 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2011211222212 its reverse (2122221121102), we get a palindrome (4133432343314).

The spelling of 2011211222212 in words is "two trillion, eleven billion, two hundred eleven million, two hundred twenty-two thousand, two hundred twelve".