11021122012 has 12 divisors (see below), whose sum is σ = 19338673816. Its totient is φ = 5495786640.

The previous prime is 11021122003. The next prime is 11021122051. The reversal of 11021122012 is 21022112011.

It is a junction number, because it is equal to n+sod(n) for n = 11021121983 and 11021122001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3691914 + ... + 3694897.

Almost surely, 2^11021122012 is an apocalyptic number.

It is an amenable number.

11021122012 is a deficient number, since it is larger than the sum of its proper divisors (8317551804).

11021122012 is a wasteful number, since it uses less digits than its factorization.

11021122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7387188 (or 7387186 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11021122012 its reverse (21022112011), we get a palindrome (32043234023).

The spelling of 11021122012 in words is "eleven billion, twenty-one million, one hundred twenty-two thousand, twelve".