210020100002200 has 144 divisors (see below), whose sum is σ = 515796351239880. Its totient is φ = 79517507051520.

The previous prime is 210020100002179. The next prime is 210020100002213. The reversal of 210020100002200 is 2200001020012.

210020100002200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 81985167 + ... + 84508033.

Almost surely, 2^{210020100002200} is an apocalyptic number.

210020100002200 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 210020100002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257898175619940).

210020100002200 is an abundant number, since it is smaller than the sum of its proper divisors (305776251237680).

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

210020100002200 is a wasteful number, since it uses less digits than its factorization.

210020100002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524074 (or 2524046 counting only the distinct ones).

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

Adding to 210020100002200 its reverse (2200001020012), we get a palindrome (212220101022212).

The spelling of 210020100002200 in words is "two hundred ten trillion, twenty billion, one hundred million, two thousand, two hundred".