11201122112012 has 48 divisors (see below), whose sum is σ = 22579482240000. Its totient is φ = 4762578154944.

The previous prime is 11201122112009. The next prime is 11201122112053. The reversal of 11201122112012 is 21021122110211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1900289 + ... + 5100327.

It is an arithmetic number, because the mean of its divisors is an integer number (470405880000).

Almost surely, 2^{11201122112012} is an apocalyptic number.

It is an amenable number.

11201122112012 is an abundant number, since it is smaller than the sum of its proper divisors (11378360127988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11201122112012 is a wasteful number, since it uses less digits than its factorization.

11201122112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201038 (or 3201036 counting only the distinct ones).

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

Adding to 11201122112012 its reverse (21021122110211), we get a palindrome (32222244222223).

The spelling of 11201122112012 in words is "eleven trillion, two hundred one billion, one hundred twenty-two million, one hundred twelve thousand, twelve".