20200021120000 has 220 divisors, whose sum is σ = 50741425421280. Its totient is φ = 8034823168000.

The previous prime is 20200021119923. The next prime is 20200021120063. The reversal of 20200021120000 is 2112000202.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 19 ways as a sum of consecutive naturals, for example, 114471837 + ... + 114648163.

It is an arithmetic number, because the mean of its divisors is an integer number (230642842824).

Almost surely, 2^{20200021120000} is an apocalyptic number.

20200021120000 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 20200021120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25370712710640).

20200021120000 is an abundant number, since it is smaller than the sum of its proper divisors (30541404301280).

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

20200021120000 is an equidigital number, since it uses as much as digits as its factorization.

20200021120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176546 (or 176513 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20200021120000 its reverse (2112000202), we get a palindrome (20202133120202).

The spelling of 20200021120000 in words is "twenty trillion, two hundred billion, twenty-one million, one hundred twenty thousand".