11020211121212 has 24 divisors (see below), whose sum is σ = 19402992954576. Its totient is φ = 5476580718848.

The previous prime is 11020211121203. The next prime is 11020211121259. The reversal of 11020211121212 is 21212111202011.

11020211121212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9694943 + ... + 10771830.

It is an arithmetic number, because the mean of its divisors is an integer number (808458039774).

Almost surely, 2^{11020211121212} is an apocalyptic number.

It is an amenable number.

11020211121212 is a deficient number, since it is larger than the sum of its proper divisors (8382781833364).

11020211121212 is a wasteful number, since it uses less digits than its factorization.

11020211121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20467597 (or 20467595 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11020211121212 its reverse (21212111202011), we get a palindrome (32232322323223).

The spelling of 11020211121212 in words is "eleven trillion, twenty billion, two hundred eleven million, one hundred twenty-one thousand, two hundred twelve".