1224303319999 has 2 divisors, whose sum is σ = 1224303320000. Its totient is φ = 1224303319998.

The previous prime is 1224303319997. The next prime is 1224303320039. The reversal of 1224303319999 is 9999133034221.

It is a weak prime.

It is an emirp because it is prime and its reverse (9999133034221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1224303319999 - 2¹ = 1224303319997 is a prime.

Together with 1224303319997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224303319997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612151659999 + 612151660000.

It is an arithmetic number, because the mean of its divisors is an integer number (612151660000).

Almost surely, 2^{1224303319999} is an apocalyptic number.

1224303319999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224303319999 is an equidigital number, since it uses as much as digits as its factorization.

1224303319999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2834352, while the sum is 55.

The spelling of 1224303319999 in words is "one trillion, two hundred twenty-four billion, three hundred three million, three hundred nineteen thousand, nine hundred ninety-nine".