1323032203020 has 96 divisors (see below), whose sum is σ = 4041919284480. Its totient is φ = 320682914560.

The previous prime is 1323032203013. The next prime is 1323032203021. The reversal of 1323032203020 is 203022303231.

It is not an unprimeable number, because it can be changed into a prime (1323032203021) 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 31 ways as a sum of consecutive naturals, for example, 3977659 + ... + 4297421.

It is an arithmetic number, because the mean of its divisors is an integer number (42103325880).

Almost surely, 2^{1323032203020} is an apocalyptic number.

1323032203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323032203020 is an abundant number, since it is smaller than the sum of its proper divisors (2718887081460).

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

1323032203020 is a wasteful number, since it uses less digits than its factorization.

1323032203020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326055 (or 326053 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1323032203020 its reverse (203022303231), we get a palindrome (1526054506251).

The spelling of 1323032203020 in words is "one trillion, three hundred twenty-three billion, thirty-two million, two hundred three thousand, twenty".