2220303233321 has 4 divisors (see below), whose sum is σ = 2256701647044. Its totient is φ = 2183904819600.

The previous prime is 2220303233293. The next prime is 2220303233353. The reversal of 2220303233321 is 1233323030222.

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 21384967696 + 2198918265625 = 146236^2 + 1482875^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220303233321 - 2⁶ = 2220303233257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2220303233381) 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 3 ways as a sum of consecutive naturals, for example, 18199206770 + ... + 18199206891.

It is an arithmetic number, because the mean of its divisors is an integer number (564175411761).

Almost surely, 2^{2220303233321} is an apocalyptic number.

It is an amenable number.

2220303233321 is a deficient number, since it is larger than the sum of its proper divisors (36398413723).

2220303233321 is an equidigital number, since it uses as much as digits as its factorization.

2220303233321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36398413722.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 2220303233321 its reverse (1233323030222), we get a palindrome (3453626263543).

The spelling of 2220303233321 in words is "two trillion, two hundred twenty billion, three hundred three million, two hundred thirty-three thousand, three hundred twenty-one".