200212000020 has 192 divisors, whose sum is σ = 628254869760. Its totient is φ = 52930381824.

The previous prime is 200211999997. The next prime is 200212000061. The reversal of 200212000020 is 20000212002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 200211999966 and 200212000011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81154827 + ... + 81157293.

It is an arithmetic number, because the mean of its divisors is an integer number (3272160780).

Almost surely, 2^200212000020 is an apocalyptic number.

200212000020 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 200212000020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314127434880).

200212000020 is an abundant number, since it is smaller than the sum of its proper divisors (428042869740).

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

200212000020 is a wasteful number, since it uses less digits than its factorization.

200212000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719 (or 3711 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 200212000020 its reverse (20000212002), we get a palindrome (220212212022).

The spelling of 200212000020 in words is "two hundred billion, two hundred twelve million, twenty", and thus it is an aban number.