221133112233 has 16 divisors (see below), whose sum is σ = 321659812800. Its totient is φ = 134015214080.

The previous prime is 221133112223. The next prime is 221133112301. The reversal of 221133112233 is 332211331122.

It is not a de Polignac number, because 221133112233 - 2⁴ = 221133112217 is a prime.

It is a Curzon number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (221133112223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 942913 + ... + 1153841.

It is an arithmetic number, because the mean of its divisors is an integer number (20103738300).

Almost surely, 2^221133112233 is an apocalyptic number.

It is an amenable number.

221133112233 is a deficient number, since it is larger than the sum of its proper divisors (100526700567).

221133112233 is a wasteful number, since it uses less digits than its factorization.

221133112233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242712.

The product of its digits is 1296, while the sum is 24.

Adding to 221133112233 its reverse (332211331122), we get a palindrome (553344443355).

The spelling of 221133112233 in words is "two hundred twenty-one billion, one hundred thirty-three million, one hundred twelve thousand, two hundred thirty-three".