2220000232321 has 4 divisors (see below), whose sum is σ = 2296551964500. Its totient is φ = 2143448500144.

The previous prime is 2220000232309. The next prime is 2220000232343. The reversal of 2220000232321 is 1232320000222.

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 574139598400 + 1645860633921 = 757720^2 + 1282911^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220000232321 - 2¹³ = 2220000224129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220000032321) 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, 38275866046 + ... + 38275866103.

It is an arithmetic number, because the mean of its divisors is an integer number (574137991125).

Almost surely, 2^{2220000232321} is an apocalyptic number.

It is an amenable number.

2220000232321 is a deficient number, since it is larger than the sum of its proper divisors (76551732179).

2220000232321 is an equidigital number, since it uses as much as digits as its factorization.

2220000232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76551732178.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2220000232321 its reverse (1232320000222), we get a palindrome (3452320232543).

The spelling of 2220000232321 in words is "two trillion, two hundred twenty billion, two hundred thirty-two thousand, three hundred twenty-one".