1323466643231 has 8 divisors (see below), whose sum is σ = 1349061595344. Its totient is φ = 1298116619200.

The previous prime is 1323466643207. The next prime is 1323466643243.

1323466643231 is nontrivially palindromic in base 10.

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-1323466643231 is a prime.

It is a super-2 number, since 2×1323466643231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323466640231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61221110 + ... + 61242723.

It is an arithmetic number, because the mean of its divisors is an integer number (168632699418).

Almost surely, 2^{1323466643231} is an apocalyptic number.

1323466643231 is a deficient number, since it is larger than the sum of its proper divisors (25594952113).

1323466643231 is a wasteful number, since it uses less digits than its factorization.

1323466643231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122464041.

The product of its digits is 1119744, while the sum is 44.

The spelling of 1323466643231 in words is "one trillion, three hundred twenty-three billion, four hundred sixty-six million, six hundred forty-three thousand, two hundred thirty-one".