11001212102212 has 24 divisors (see below), whose sum is σ = 19339303156376. Its totient is φ = 5475733256448.

The previous prime is 11001212102197. The next prime is 11001212102213. The reversal of 11001212102212 is 21220121210011.

It can be written as a sum of positive squares in 4 ways, for example, as 5163547254336 + 5837664847876 = 2272344^2 + 2416126^2 .

It is not an unprimeable number, because it can be changed into a prime (11001212102213) by changing a digit.

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, 3330993 + ... + 5753080.

Almost surely, 2^{11001212102212} is an apocalyptic number.

It is an amenable number.

11001212102212 is a deficient number, since it is larger than the sum of its proper divisors (8338091054164).

11001212102212 is a wasteful number, since it uses less digits than its factorization.

11001212102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9085447 (or 9085445 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11001212102212 its reverse (21220121210011), we get a palindrome (32221333312223).

The spelling of 11001212102212 in words is "eleven trillion, one billion, two hundred twelve million, one hundred two thousand, two hundred twelve".