200122210020 has 96 divisors (see below), whose sum is σ = 566166174336. Its totient is φ = 52811776000.

The previous prime is 200122210007. The next prime is 200122210031. The reversal of 200122210020 is 20012221002.

200122210020 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 (12).

It is a junction number, because it is equal to n+sod(n) for n = 200122209978 and 200122210005.

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 31 ways as a sum of consecutive naturals, for example, 14603812 + ... + 14617508.

It is an arithmetic number, because the mean of its divisors is an integer number (5897564316).

Almost surely, 2^200122210020 is an apocalyptic number.

200122210020 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 200122210020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283083087168).

200122210020 is an abundant number, since it is smaller than the sum of its proper divisors (366043964316).

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

200122210020 is a wasteful number, since it uses less digits than its factorization.

200122210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16221 (or 16219 counting only the distinct ones).

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

Adding to 200122210020 its reverse (20012221002), we get a palindrome (220134431022).

The spelling of 200122210020 in words is "two hundred billion, one hundred twenty-two million, two hundred ten thousand, twenty".