210100220000 has 240 divisors, whose sum is σ = 566818560000. Its totient is φ = 76000320000.

The previous prime is 210100219999. The next prime is 210100220021. The reversal of 210100220000 is 22001012.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 210100220000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 43777601 + ... + 43782399.

It is an arithmetic number, because the mean of its divisors is an integer number (2361744000).

Almost surely, 2^210100220000 is an apocalyptic number.

210100220000 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 210100220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283409280000).

210100220000 is an abundant number, since it is smaller than the sum of its proper divisors (356718340000).

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

210100220000 is a wasteful number, since it uses less digits than its factorization.

210100220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5039 (or 5016 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 210100220000 its reverse (22001012), we get a palindrome (210122221012).

The spelling of 210100220000 in words is "two hundred ten billion, one hundred million, two hundred twenty thousand".