20102000322000 has 640 divisors, whose sum is σ = 69572271375360. Its totient is φ = 4980420403200.

The previous prime is 20102000321999. The next prime is 20102000322091. The reversal of 20102000322000 is 22300020102.

It is a Harshad number since it is a multiple of its sum of digits (12).

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 127 ways as a sum of consecutive naturals, for example, 3334214986 + ... + 3334221014.

It is an arithmetic number, because the mean of its divisors is an integer number (108706674024).

Almost surely, 2^{20102000322000} is an apocalyptic number.

20102000322000 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 20102000322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34786135687680).

20102000322000 is an abundant number, since it is smaller than the sum of its proper divisors (49470271053360).

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

20102000322000 is a wasteful number, since it uses less digits than its factorization.

20102000322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6768 (or 6752 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20102000322000 its reverse (22300020102), we get a palindrome (20124300342102).

The spelling of 20102000322000 in words is "twenty trillion, one hundred two billion, three hundred twenty-two thousand".