1323001432243 has 8 divisors (see below), whose sum is σ = 1344033938016. Its totient is φ = 1302047553600.

The previous prime is 1323001432241. The next prime is 1323001432253. The reversal of 1323001432243 is 3422341003231.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1323001432243 - 2¹ = 1323001432241 is a prime.

It is a super-2 number, since 2×1323001432243² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323001432241) 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 7 ways as a sum of consecutive naturals, for example, 19622863 + ... + 19690168.

It is an arithmetic number, because the mean of its divisors is an integer number (168004242252).

Almost surely, 2^{1323001432243} is an apocalyptic number.

1323001432243 is a deficient number, since it is larger than the sum of its proper divisors (21032505773).

1323001432243 is an equidigital number, since it uses as much as digits as its factorization.

1323001432243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39313565.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1323001432243 its reverse (3422341003231), we get a palindrome (4745342435474).

The spelling of 1323001432243 in words is "one trillion, three hundred twenty-three billion, one million, four hundred thirty-two thousand, two hundred forty-three".