20411213330000 has 100 divisors (see below), whose sum is σ = 49438772903520. Its totient is φ = 8160985392000.

The previous prime is 20411213329993. The next prime is 20411213330003. The reversal of 20411213330000 is 3331211402.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20411213330003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22953677 + ... + 23826323.

Almost surely, 2^{20411213330000} is an apocalyptic number.

20411213330000 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 20411213330000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24719386451760).

20411213330000 is an abundant number, since it is smaller than the sum of its proper divisors (29027559573520).

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

20411213330000 is an equidigital number, since it uses as much as digits as its factorization.

20411213330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875014 (or 874993 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20411213330000 its reverse (3331211402), we get a palindrome (20414544541402).

The spelling of 20411213330000 in words is "twenty trillion, four hundred eleven billion, two hundred thirteen million, three hundred thirty thousand".