20211113030000 has 200 divisors, whose sum is σ = 49927314082800. Its totient is φ = 7921843200000.

The previous prime is 20211113029997. The next prime is 20211113030029. The reversal of 20211113030000 is 3031111202.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×20211113030000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 97866851 + ... + 98073149.

It is an arithmetic number, because the mean of its divisors is an integer number (249636570414).

Almost surely, 2^{20211113030000} is an apocalyptic number.

20211113030000 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 20211113030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24963657041400).

20211113030000 is an abundant number, since it is smaller than the sum of its proper divisors (29716201052800).

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

20211113030000 is a wasteful number, since it uses less digits than its factorization.

20211113030000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206525 (or 206504 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 20211113030000 its reverse (3031111202), we get a palindrome (20214144141202).

The spelling of 20211113030000 in words is "twenty trillion, two hundred eleven billion, one hundred thirteen million, thirty thousand".