11201130021 has 12 divisors (see below), whose sum is σ = 15762256512. Its totient is φ = 7074397224.

The previous prime is 11201130011. The next prime is 11201130023. The reversal of 11201130021 is 12003110211.

It is not a de Polignac number, because 11201130021 - 2⁷ = 11201129893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11201129979 and 11201130006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201130023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5170261 + ... + 5172426.

It is an arithmetic number, because the mean of its divisors is an integer number (1313521376).

Almost surely, 2^11201130021 is an apocalyptic number.

It is an amenable number.

11201130021 is a deficient number, since it is larger than the sum of its proper divisors (4561126491).

11201130021 is a wasteful number, since it uses less digits than its factorization.

11201130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10342728 (or 10342709 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11201130021 its reverse (12003110211), we get a palindrome (23204240232).

The spelling of 11201130021 in words is "eleven billion, two hundred one million, one hundred thirty thousand, twenty-one".