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2012302110210 = 235714976184509
BaseRepresentation
bin11101010010000110100…
…011010110111000000010
321010101002210102210121120
4131102012203112320002
5230432143320011320
64140234441533110
7265245502500420
oct35220643267002
97111083383546
102012302110210
1170645a098317
12285bb7aa4196
131179b4185322
146d578670110
1537528027440
hex1d4868d6e02

2012302110210 has 128 divisors (see below), whose sum is σ = 5563867968000. Its totient is φ = 456262072320.

The previous prime is 2012302110157. The next prime is 2012302110211. The reversal of 2012302110210 is 120112032102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2012302110210.

It is not an unprimeable number, because it can be changed into a prime (2012302110211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23769436 + ... + 23853944.

It is an arithmetic number, because the mean of its divisors is an integer number (43467718500).

Almost surely, 22012302110210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012302110210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2781933984000).

2012302110210 is an abundant number, since it is smaller than the sum of its proper divisors (3551565857790).

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

2012302110210 is a wasteful number, since it uses less digits than its factorization.

2012302110210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85436.

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

Adding to 2012302110210 its reverse (120112032102), we get a palindrome (2132414142312).

The spelling of 2012302110210 in words is "two trillion, twelve billion, three hundred two million, one hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 149 210 298 447 745 761 894 1043 1490 1522 2086 2235 2283 3129 3805 4470 4566 5215 5327 6258 7610 10430 10654 11415 15645 15981 22830 26635 31290 31962 53270 79905 84509 113389 159810 169018 226778 253527 340167 422545 507054 566945 591563 680334 793723 845090 1133890 1183126 1267635 1587446 1700835 1774689 2381169 2535270 2957815 3401670 3549378 3968615 4762338 5915630 7937230 8873445 11905845 12591841 17746890 23811690 25183682 37775523 62959205 64311349 75551046 88142887 125918410 128622698 176285774 188877615 192934047 264428661 321556745 377755230 385868094 440714435 450179443 528857322 643113490 881428870 900358886 964670235 1322143305 1350538329 1929340470 2250897215 2644286610 2701076658 4501794430 6752691645 9582391001 13505383290 19164782002 28747173003 47911955005 57494346006 67076737007 95823910010 134153474014 143735865015 201230211021 287471730030 335383685035 402460422042 670767370070 1006151055105 2012302110210