11201020012 has 24 divisors (see below), whose sum is σ = 24125274656. Its totient is φ = 4431172608.

The previous prime is 11201020007. The next prime is 11201020043. The reversal of 11201020012 is 21002010211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15385653 + ... + 15386380.

Almost surely, 2^11201020012 is an apocalyptic number.

It is an amenable number.

11201020012 is an abundant number, since it is smaller than the sum of its proper divisors (12924254644).

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

11201020012 is a wasteful number, since it uses less digits than its factorization.

11201020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30772057 (or 30772055 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11201020012 its reverse (21002010211), we get a palindrome (32203030223).

The spelling of 11201020012 in words is "eleven billion, two hundred one million, twenty thousand, twelve".