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20122310210010 = 2356411046401987
BaseRepresentation
bin1001001001101000101110…
…01001101111000111011010
32122020200012101200221111220
410210310113021233013122
510114140442403210020
6110444021154232510
74144534414451301
oct444642711570732
978220171627456
1020122310210010
116458907587128
12230ba08b85736
13b2c6aaca9578
144d7cd432d438
1524d662a78240
hex124d1726f1da

20122310210010 has 32 divisors (see below), whose sum is σ = 48368885493312. Its totient is φ = 5357578168320.

The previous prime is 20122310209997. The next prime is 20122310210011. The reversal of 20122310210010 is 1001201322102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20122310210011) 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 15 ways as a sum of consecutive naturals, for example, 523181764 + ... + 523220223.

It is an arithmetic number, because the mean of its divisors is an integer number (1511527671666).

Almost surely, 220122310210010 is an apocalyptic number.

20122310210010 is an abundant number, since it is smaller than the sum of its proper divisors (28246575283302).

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

20122310210010 is a wasteful number, since it uses less digits than its factorization.

20122310210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046402638.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20122310210010 its reverse (1001201322102), we get a palindrome (21123511532112).

The spelling of 20122310210010 in words is "twenty trillion, one hundred twenty-two billion, three hundred ten million, two hundred ten thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 641 1282 1923 3205 3846 6410 9615 19230 1046401987 2092803974 3139205961 5232009935 6278411922 10464019870 15696029805 31392059610 670743673667 1341487347334 2012231021001 3353718368335 4024462042002 6707436736670 10061155105005 20122310210010