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200210100002020 = 22579511259024651
BaseRepresentation
bin101101100001011100001011…
…111001000001110011100100
3222020212220021002212000011201
4231201130023321001303210
5202220220241100031040
61545451130013412244
760112462630004533
oct5541341371016344
9866786232760151
10200210100002020
115887a698a91559
121a55608549a084
138793967c0cbc4
14376231325a31a
151822dce076a9a
hexb6170be41ce4

200210100002020 has 24 divisors (see below), whose sum is σ = 420494089373568. Its totient is φ = 80073967740000.

The previous prime is 200210100001999. The next prime is 200210100002027. The reversal of 200210100002020 is 20200001012002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200210100001988 and 200210100002006.

It is not an unprimeable number, because it can be changed into a prime (200210100002027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629353306 + ... + 629671345.

It is an arithmetic number, because the mean of its divisors is an integer number (17520587057232).

Almost surely, 2200210100002020 is an apocalyptic number.

200210100002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200210100002020 is an abundant number, since it is smaller than the sum of its proper divisors (220283989371548).

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

200210100002020 is a wasteful number, since it uses less digits than its factorization.

200210100002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259032611 (or 1259032609 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 200210100002020 its reverse (20200001012002), we get a palindrome (220410101014022).

The spelling of 200210100002020 in words is "two hundred trillion, two hundred ten billion, one hundred million, two thousand, twenty".

Divisors: 1 2 4 5 10 20 7951 15902 31804 39755 79510 159020 1259024651 2518049302 5036098604 6295123255 12590246510 25180493020 10010505000101 20021010000202 40042020000404 50052525000505 100105050001010 200210100002020