1323230001000 has 128 divisors (see below), whose sum is σ = 4240058434560. Its totient is φ = 343324512000.

The previous prime is 1323230000999. The next prime is 1323230001007. The reversal of 1323230001000 is 1000323231.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1323230001007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5849496 + ... + 6071495.

It is an arithmetic number, because the mean of its divisors is an integer number (33125456520).

Almost surely, 2^{1323230001000} is an apocalyptic number.

1323230001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323230001000 is an abundant number, since it is smaller than the sum of its proper divisors (2916828433560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1323230001000 is a wasteful number, since it uses less digits than its factorization.

1323230001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11921052 (or 11921038 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 1323230001000 its reverse (1000323231), we get a palindrome (1324230324231).

The spelling of 1323230001000 in words is "one trillion, three hundred twenty-three billion, two hundred thirty million, one thousand".