1321303301223 has 8 divisors (see below), whose sum is σ = 1761776851968. Its totient is φ = 880849308984.

The previous prime is 1321303301177. The next prime is 1321303301249. The reversal of 1321303301223 is 3221033031231.

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

It is not a de Polignac number, because 1321303301223 - 2⁹ = 1321303300711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1321303301193 and 1321303301202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321303301623) 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, 4731261 + ... + 5002742.

It is an arithmetic number, because the mean of its divisors is an integer number (220222106496).

Almost surely, 2^{1321303301223} is an apocalyptic number.

1321303301223 is a deficient number, since it is larger than the sum of its proper divisors (440473550745).

1321303301223 is an equidigital number, since it uses as much as digits as its factorization.

1321303301223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9779253.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1321303301223 its reverse (3221033031231), we get a palindrome (4542336332454).

The spelling of 1321303301223 in words is "one trillion, three hundred twenty-one billion, three hundred three million, three hundred one thousand, two hundred twenty-three".