1323233100000 has 432 divisors, whose sum is σ = 5375316020256. Its totient is φ = 302451840000.

The previous prime is 1323233099989. The next prime is 1323233100017. The reversal of 1323233100000 is 13323231.

1323233100000 is a `hidden beast` number, since 1 + 32 + 323 + 310 + 0 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×1323233100000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 6194982 + ... + 6405018.

It is an arithmetic number, because the mean of its divisors is an integer number (12442861158).

Almost surely, 2^{1323233100000} is an apocalyptic number.

1323233100000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323233100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2687658010128).

1323233100000 is an abundant number, since it is smaller than the sum of its proper divisors (4052082920256).

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

1323233100000 is an equidigital number, since it uses as much as digits as its factorization.

1323233100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210085 (or 210054 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 1323233100000 its reverse (13323231), we get a palindrome (1323246423231).

It can be divided in two parts, 132323 and 3100000, that added together give a palindrome (3232323).

The spelling of 1323233100000 in words is "one trillion, three hundred twenty-three billion, two hundred thirty-three million, one hundred thousand".