11021120212012 has 6 divisors (see below), whose sum is σ = 19286960371028. Its totient is φ = 5510560106004.

The previous prime is 11021120212007. The next prime is 11021120212061. The reversal of 11021120212012 is 21021202112011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377640026498 + ... + 1377640026505.

Almost surely, 2^{11021120212012} is an apocalyptic number.

It is an amenable number.

11021120212012 is a deficient number, since it is larger than the sum of its proper divisors (8265840159016).

11021120212012 is a wasteful number, since it uses less digits than its factorization.

11021120212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755280053007 (or 2755280053005 counting only the distinct ones).

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

Adding to 11021120212012 its reverse (21021202112011), we get a palindrome (32042322324023).

The spelling of 11021120212012 in words is "eleven trillion, twenty-one billion, one hundred twenty million, two hundred twelve thousand, twelve".