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200210200121022 = 237131921915318057
BaseRepresentation
bin101101100001011100010001…
…110110111100111010111110
3222020212220112002020120121220
4231201130101312330322332
5202220220442212333042
61545451143551334210
760112465254003630
oct5541342166747276
9866786462216556
10200210200121022
115887a73a554433
121a5560b2b21366
138793982895910
14376232267ca50
151822dd7c518ec
hexb61711dbcebe

200210200121022 has 192 divisors, whose sum is σ = 522851721928704. Its totient is φ = 49761688158720.

The previous prime is 200210200120943. The next prime is 200210200121027. The reversal of 200210200121022 is 220121002012002.

It is a junction number, because it is equal to n+sod(n) for n = 200210200120992 and 200210200121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200210200121027) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 34988218 + ... + 40306274.

It is an arithmetic number, because the mean of its divisors is an integer number (2723186051712).

Almost surely, 2200210200121022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200210200121022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261425860964352).

200210200121022 is an abundant number, since it is smaller than the sum of its proper divisors (322641521807682).

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

200210200121022 is a wasteful number, since it uses less digits than its factorization.

200210200121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318311 (or 5318292 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200210200121022 its reverse (220121002012002), we get a palindrome (420331202133024).

The spelling of 200210200121022 in words is "two hundred trillion, two hundred ten billion, two hundred million, one hundred twenty-one thousand, twenty-two".