11132200221 has 4 divisors (see below), whose sum is σ = 14842933632. Its totient is φ = 7421466812.

The previous prime is 11132200199. The next prime is 11132200229. The reversal of 11132200221 is 12200223111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11132200221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11132200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11132200229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855366701 + ... + 1855366706.

It is an arithmetic number, because the mean of its divisors is an integer number (3710733408).

Almost surely, 2^11132200221 is an apocalyptic number.

It is an amenable number.

11132200221 is a deficient number, since it is larger than the sum of its proper divisors (3710733411).

11132200221 is an equidigital number, since it uses as much as digits as its factorization.

11132200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710733410.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11132200221 its reverse (12200223111), we get a palindrome (23332423332).

The spelling of 11132200221 in words is "eleven billion, one hundred thirty-two million, two hundred thousand, two hundred twenty-one".