11032303221 has 32 divisors (see below), whose sum is σ = 17902339200. Its totient is φ = 6683523840.

The previous prime is 11032303201. The next prime is 11032303229. The reversal of 11032303221 is 12230323011.

11032303221 is a `hidden beast` number, since 110 + 3 + 230 + 322 + 1 = 666.

11032303221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11032303221 - 2¹⁸ = 11032041077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11032303194 and 11032303203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11032303229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401095 + ... + 427716.

It is an arithmetic number, because the mean of its divisors is an integer number (559448100).

Almost surely, 2^11032303221 is an apocalyptic number.

It is an amenable number.

11032303221 is a deficient number, since it is larger than the sum of its proper divisors (6870035979).

11032303221 is a wasteful number, since it uses less digits than its factorization.

11032303221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828866 (or 828860 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11032303221 its reverse (12230323011), we get a palindrome (23262626232).

It can be divided in two parts, 1103 and 2303221, that added together give a square (2304324 = 1518²).

The spelling of 11032303221 in words is "eleven billion, thirty-two million, three hundred three thousand, two hundred twenty-one".