11212211032012 has 12 divisors (see below), whose sum is σ = 19621428869560. Its totient is φ = 5606088497856.

The previous prime is 11212211031961. The next prime is 11212211032013. The reversal of 11212211032012 is 21023011221211.

It is not an unprimeable number, because it can be changed into a prime (11212211032013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2709837 + ... + 5455972.

Almost surely, 2^{11212211032012} is an apocalyptic number.

It is an amenable number.

11212211032012 is a deficient number, since it is larger than the sum of its proper divisors (8409217837548).

11212211032012 is a wasteful number, since it uses less digits than its factorization.

11212211032012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8509080 (or 8509078 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11212211032012 its reverse (21023011221211), we get a palindrome (32235222253223).

The spelling of 11212211032012 in words is "eleven trillion, two hundred twelve billion, two hundred eleven million, thirty-two thousand, twelve".