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20022210010 = 2511223719447
BaseRepresentation
bin10010101001011010…
…101010110111011010
31220200101022122122201
4102221122222313122
5312001141210020
613110441240414
71306111656055
oct225132526732
956611278581
1020022210010
118545019800
123a6949310a
131b71182c5a
14d7d227a9c
157c2ba6a0a
hex4a96aadda

20022210010 has 48 divisors (see below), whose sum is σ = 41336604288. Its totient is φ = 6964237280.

The previous prime is 20022209993. The next prime is 20022210017. The reversal of 20022210010 is 1001222002.

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

It is not an unprimeable number, because it can be changed into a prime (20022210017) 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 23 ways as a sum of consecutive naturals, for example, 331894 + ... + 387553.

It is an arithmetic number, because the mean of its divisors is an integer number (861179256).

Almost surely, 220022210010 is an apocalyptic number.

20022210010 is an abundant number, since it is smaller than the sum of its proper divisors (21314394278).

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

20022210010 is a wasteful number, since it uses less digits than its factorization.

20022210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719499 (or 719488 counting only the distinct ones).

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

Adding to 20022210010 its reverse (1001222002), we get a palindrome (21023432012).

It can be divided in two parts, 20022 and 210010, that added together give a palindrome (230032).

The spelling of 20022210010 in words is "twenty billion, twenty-two million, two hundred ten thousand, ten".

Divisors: 1 2 5 10 11 22 23 46 55 110 115 121 230 242 253 506 605 1210 1265 2530 2783 5566 13915 27830 719447 1438894 3597235 7194470 7913917 15827834 16547281 33094562 39569585 79139170 82736405 87053087 165472810 174106174 182020091 364040182 435265435 870530870 910100455 1820200910 2002221001 4004442002 10011105005 20022210010