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200210212010020 = 22521019476260079
BaseRepresentation
bin101101100001011100010010…
…100100010011100000100100
3222020212220112220121121021011
4231201130102210103200210
5202220221003233310040
61545451145054232004
760112465460031502
oct5541342244234044
9866786486547234
10200210212010020
115887a746234853
121a5560b6ab5604
138793985199224
143762324095672
151822dd8cee3ea
hexb61712913824

200210212010020 has 24 divisors (see below), whose sum is σ = 420461449027200. Its totient is φ = 80080274555232.

The previous prime is 200210212010009. The next prime is 200210212010021. The reversal of 200210212010020 is 20010212012002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (200210212010021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 237709660 + ... + 238550419.

It is an arithmetic number, because the mean of its divisors is an integer number (17519227042800).

Almost surely, 2200210212010020 is an apocalyptic number.

200210212010020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200210212010020 is an abundant number, since it is smaller than the sum of its proper divisors (220251237017180).

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

200210212010020 is a wasteful number, since it uses less digits than its factorization.

200210212010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476281107 (or 476281105 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200210212010020 its reverse (20010212012002), we get a palindrome (220220424022022).

The spelling of 200210212010020 in words is "two hundred trillion, two hundred ten billion, two hundred twelve million, ten thousand, twenty".

Divisors: 1 2 4 5 10 20 21019 42038 84076 105095 210190 420380 476260079 952520158 1905040316 2381300395 4762600790 9525201580 10010510600501 20021021201002 40042042402004 50052553002505 100105106005010 200210212010020