220332233 has 4 divisors (see below), whose sum is σ = 240362448. Its totient is φ = 200302020.

The previous prime is 220332209. The next prime is 220332239. The reversal of 220332233 is 332233022.

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 not a de Polignac number, because 220332233 - 2¹⁸ = 220070089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220332239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10015091 + ... + 10015112.

It is an arithmetic number, because the mean of its divisors is an integer number (60090612).

Almost surely, 2^220332233 is an apocalyptic number.

It is an amenable number.

220332233 is a deficient number, since it is larger than the sum of its proper divisors (20030215).

220332233 is a wasteful number, since it uses less digits than its factorization.

220332233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20030214.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 220332233 is about 14843.5923212678. The cubic root of 220332233 is about 603.9848038295.

Adding to 220332233 its reverse (332233022), we get a palindrome (552565255).

The spelling of 220332233 in words is "two hundred twenty million, three hundred thirty-two thousand, two hundred thirty-three".