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20000210122 = 2192919195021
BaseRepresentation
bin10010101000000110…
…101111110011001010
31220121211220221111001
4102220012233303022
5311430023210442
613104333525214
71305423660334
oct225006576312
956554827431
1020000210122
118533662982
123a6204380a
131b6974c479
14d7a33c454
157c0cad2b7
hex4a81afcca

20000210122 has 32 divisors (see below), whose sum is σ = 32839603200. Its totient is φ = 9099115200.

The previous prime is 20000210081. The next prime is 20000210147. The reversal of 20000210122 is 22101200002.

20000210122 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 20000210099 and 20000210108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162972 + ... + 257992.

It is an arithmetic number, because the mean of its divisors is an integer number (1026237600).

Almost surely, 220000210122 is an apocalyptic number.

20000210122 is a deficient number, since it is larger than the sum of its proper divisors (12839393078).

20000210122 is a wasteful number, since it uses less digits than its factorization.

20000210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95262.

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

Adding to 20000210122 its reverse (22101200002), we get a palindrome (42101410124).

The spelling of 20000210122 in words is "twenty billion, two hundred ten thousand, one hundred twenty-two".

Divisors: 1 2 19 29 38 58 191 382 551 1102 3629 5539 7258 11078 95021 105241 190042 210482 1805399 2755609 3610798 5511218 18149011 36298022 52356571 104713142 344831209 526321319 689662418 1052642638 10000105061 20000210122