11201021202112 has 56 divisors (see below), whose sum is σ = 25418528328704. Its totient is φ = 4797373900032.

The previous prime is 11201021202103. The next prime is 11201021202139. The reversal of 11201021202112 is 21120212010211.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7275738 + ... + 8679769.

It is an arithmetic number, because the mean of its divisors is an integer number (453902291584).

Almost surely, 2^{11201021202112} is an apocalyptic number.

It is an amenable number.

11201021202112 is an abundant number, since it is smaller than the sum of its proper divisors (14217507126592).

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

11201021202112 is a wasteful number, since it uses less digits than its factorization.

11201021202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15957093 (or 15957083 counting only the distinct ones).

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

Adding to 11201021202112 its reverse (21120212010211), we get a palindrome (32321233212323).

The spelling of 11201021202112 in words is "eleven trillion, two hundred one billion, twenty-one million, two hundred two thousand, one hundred twelve".