12203232302321 has 8 divisors (see below), whose sum is σ = 12408526002600. Its totient is φ = 11999453685120.

The previous prime is 12203232302299. The next prime is 12203232302333. The reversal of 12203232302321 is 12320323230221.

It can be written as a sum of positive squares in 4 ways, for example, as 15899949025 + 12187332353296 = 126095^2 + 3491036^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12203232302321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12203232302351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378754526 + ... + 378786743.

It is an arithmetic number, because the mean of its divisors is an integer number (1551065750325).

Almost surely, 2^{12203232302321} is an apocalyptic number.

It is an amenable number.

12203232302321 is a deficient number, since it is larger than the sum of its proper divisors (205293700279).

12203232302321 is an equidigital number, since it uses as much as digits as its factorization.

12203232302321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757541539.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 12203232302321 its reverse (12320323230221), we get a palindrome (24523555532542).

The spelling of 12203232302321 in words is "twelve trillion, two hundred three billion, two hundred thirty-two million, three hundred two thousand, three hundred twenty-one".