200210220100020 has 144 divisors (see below), whose sum is σ = 607057046793792. Its totient is φ = 49280150200320.

The previous prime is 200210220099913. The next prime is 200210220100027. The reversal of 200210220100020 is 20001022012002.

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

It is a junction number, because it is equal to n+sod(n) for n = 200210220099969 and 200210220100005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200210220100027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215650615 + ... + 216577025.

It is an arithmetic number, because the mean of its divisors is an integer number (4215673936068).

Almost surely, 2^{200210220100020} is an apocalyptic number.

200210220100020 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 200210220100020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303528523396896).

200210220100020 is an abundant number, since it is smaller than the sum of its proper divisors (406846826693772).

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

200210220100020 is a wasteful number, since it uses less digits than its factorization.

200210220100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947762 (or 947747 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200210220100020 its reverse (20001022012002), we get a palindrome (220211242112022).

The spelling of 200210220100020 in words is "two hundred trillion, two hundred ten billion, two hundred twenty million, one hundred thousand, twenty".