11232032221 has 8 divisors (see below), whose sum is σ = 11724738624. Its totient is φ = 10739688960.

The previous prime is 11232032213. The next prime is 11232032239. The reversal of 11232032221 is 12223023211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11232032221 - 2³ = 11232032213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232032321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26596 + ... + 152221.

It is an arithmetic number, because the mean of its divisors is an integer number (1465592328).

Almost surely, 2^11232032221 is an apocalyptic number.

It is an amenable number.

11232032221 is a deficient number, since it is larger than the sum of its proper divisors (492706403).

11232032221 is a wasteful number, since it uses less digits than its factorization.

11232032221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181571.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11232032221 its reverse (12223023211), we get a palindrome (23455055432).

The spelling of 11232032221 in words is "eleven billion, two hundred thirty-two million, thirty-two thousand, two hundred twenty-one".