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210202000021112 = 23117366653490921
BaseRepresentation
bin101111110010110101110111…
…100010101101011001111000
31000120021010002210112121002012
4233302311313202231121320
5210022422144001133422
62023021244332025052
762163410341556351
oct5762656742553170
91016233083477065
10210202000021112
1160a82193069a80
121b6aa680602188
139039c6abba3c8
1439c9b8c6d6d28
151947c82d204e2
hexbf2d778ad678

210202000021112 has 64 divisors (see below), whose sum is σ = 435855907640160. Its totient is φ = 94235903539200.

The previous prime is 210202000021109. The next prime is 210202000021199. The reversal of 210202000021112 is 211120000202012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427933412 + ... + 428424332.

Almost surely, 2210202000021112 is an apocalyptic number.

210202000021112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210202000021112 is an abundant number, since it is smaller than the sum of its proper divisors (225653907619048).

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

210202000021112 is a wasteful number, since it uses less digits than its factorization.

210202000021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557664 (or 557660 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210202000021112 its reverse (211120000202012), we get a palindrome (421322000223124).

The spelling of 210202000021112 in words is "two hundred ten trillion, two hundred two billion, twenty-one thousand, one hundred twelve".

Divisors: 1 2 4 8 11 22 44 73 88 146 292 584 803 1606 3212 6424 66653 133306 266612 490921 533224 733183 981842 1466366 1963684 2932732 3927368 4865669 5400131 5865464 9731338 10800262 19462676 21600524 35837233 38925352 43201048 53522359 71674466 107044718 143348932 214089436 286697864 394209563 428178872 788419126 1576838252 3153676504 32721357413 65442714826 130885429652 261770859304 359934931543 719869863086 1439739726172 2388659091149 2879479452344 4777318182298 9554636364596 19109272729192 26275250002639 52550500005278 105101000010556 210202000021112