20332413324420 has 96 divisors (see below), whose sum is σ = 57900072658176. Its totient is φ = 5329771814400.

The previous prime is 20332413324401. The next prime is 20332413324479. The reversal of 20332413324420 is 2442331423302.

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, 4153150 + ... + 7610090.

It is an arithmetic number, because the mean of its divisors is an integer number (603125756856).

Almost surely, 2^{20332413324420} is an apocalyptic number.

20332413324420 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 20332413324420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28950036329088).

20332413324420 is an abundant number, since it is smaller than the sum of its proper divisors (37567659333756).

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

20332413324420 is a wasteful number, since it uses less digits than its factorization.

20332413324420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458621 (or 3458619 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 20332413324420 its reverse (2442331423302), we get a palindrome (22774744747722).

The spelling of 20332413324420 in words is "twenty trillion, three hundred thirty-two billion, four hundred thirteen million, three hundred twenty-four thousand, four hundred twenty".