1323231031333 has 16 divisors (see below), whose sum is σ = 1407271587840. Its totient is φ = 1241623506816.

The previous prime is 1323231031327. The next prime is 1323231031393. The reversal of 1323231031333 is 3331301323231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323231031333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323231031393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2285010 + ... + 2804947.

It is an arithmetic number, because the mean of its divisors is an integer number (87954474240).

Almost surely, 2^{1323231031333} is an apocalyptic number.

It is an amenable number.

1323231031333 is a deficient number, since it is larger than the sum of its proper divisors (84040556507).

1323231031333 is a wasteful number, since it uses less digits than its factorization.

1323231031333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090196.

The product of its (nonzero) digits is 8748, while the sum is 28.

Adding to 1323231031333 its reverse (3331301323231), we get a palindrome (4654532354564).

The spelling of 1323231031333 in words is "one trillion, three hundred twenty-three billion, two hundred thirty-one million, thirty-one thousand, three hundred thirty-three".