20233300332340 has 96 divisors (see below), whose sum is σ = 44382742387200. Its totient is φ = 7738563033600.

The previous prime is 20233300332307. The next prime is 20233300332389. The reversal of 20233300332340 is 4323300333202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20233300332299 and 20233300332308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25667065 + ... + 26443615.

It is an arithmetic number, because the mean of its divisors is an integer number (462320233200).

Almost surely, 2^{20233300332340} is an apocalyptic number.

20233300332340 is a gapful number since it is divisible by the number (20) 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 20233300332340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22191371193600).

20233300332340 is an abundant number, since it is smaller than the sum of its proper divisors (24149442054860).

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

20233300332340 is a wasteful number, since it uses less digits than its factorization.

20233300332340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777025 (or 777023 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 28.

Adding to 20233300332340 its reverse (4323300333202), we get a palindrome (24556600665542).

The spelling of 20233300332340 in words is "twenty trillion, two hundred thirty-three billion, three hundred million, three hundred thirty-two thousand, three hundred forty".