20333340240000 has 160 divisors (see below), whose sum is σ = 67491440388240. Its totient is φ = 5422224000000.

The previous prime is 20333340239921. The next prime is 20333340240001. The reversal of 20333340240000 is 4204333302.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (20333340240001) 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 19 ways as a sum of consecutive naturals, for example, 42121126 + ... + 42601125.

Almost surely, 2^{20333340240000} is an apocalyptic number.

20333340240000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20333340240000 is an abundant number, since it is smaller than the sum of its proper divisors (47158100148240).

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

20333340240000 is an frugal number, since it uses more digits than its factorization.

20333340240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84722288 (or 84722261 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 20333340240000 its reverse (4204333302), we get a palindrome (20337544573302).

The spelling of 20333340240000 in words is "twenty trillion, three hundred thirty-three billion, three hundred forty million, two hundred forty thousand".