220330232233 has 4 divisors (see below), whose sum is σ = 220961551300. Its totient is φ = 219698913168.

The previous prime is 220330232203. The next prime is 220330232279. The reversal of 220330232233 is 332232033022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 172317972544 + 48012259689 = 415112^2 + 219117^2 .

It is a cyclic number.

It is not a de Polignac number, because 220330232233 - 2⁹ = 220330231721 is a prime.

It is a super-2 number, since 2×220330232233² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220330232198 and 220330232207.

It is not an unprimeable number, because it can be changed into a prime (220330232203) 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, 315659010 + ... + 315659707.

It is an arithmetic number, because the mean of its divisors is an integer number (55240387825).

Almost surely, 2^220330232233 is an apocalyptic number.

It is an amenable number.

220330232233 is a deficient number, since it is larger than the sum of its proper divisors (631319067).

220330232233 is an equidigital number, since it uses as much as digits as its factorization.

220330232233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631319066.

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 220330232233 its reverse (332232033022), we get a palindrome (552562265255).

The spelling of 220330232233 in words is "two hundred twenty billion, three hundred thirty million, two hundred thirty-two thousand, two hundred thirty-three".