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210033010012 = 22719254737987
BaseRepresentation
bin1100001110011011110…
…0010110010101011100
3202002010120011101211211
43003212330112111130
511420121422310022
6240253212154204
721113546062030
oct3034674262534
9662116141754
10210033010012
1181090182111
1234857768964
1316a62ac66a7
14a2467981c0
1556e41a2e77
hex30e6f1655c

210033010012 has 72 divisors (see below), whose sum is σ = 444160558464. Its totient is φ = 85118421024.

The previous prime is 210033010001. The next prime is 210033010021. The reversal of 210033010012 is 210010330012.

It is a super-3 number, since 3×2100330100123 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 210033009974 and 210033010001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5510083 + ... + 5548069.

Almost surely, 2210033010012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210033010012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222080279232).

210033010012 is an abundant number, since it is smaller than the sum of its proper divisors (234127548452).

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

210033010012 is a wasteful number, since it uses less digits than its factorization.

210033010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38583 (or 38562 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 210033010012 its reverse (210010330012), we get a palindrome (420043340024).

The spelling of 210033010012 in words is "two hundred ten billion, thirty-three million, ten thousand, twelve".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 361 532 547 722 1094 1444 2188 2527 3829 5054 7658 10108 10393 15316 20786 37987 41572 72751 75974 145502 151948 197467 265909 291004 394934 531818 721753 789868 1063636 1382269 1443506 2764538 2887012 5052271 5529076 10104542 13713307 20209084 20778889 27426614 41557778 54853228 83115556 95993149 145452223 191986298 290904446 383972596 394798891 581808892 789597782 1579195564 2763592237 5527184474 7501178929 11054368948 15002357858 30004715716 52508252503 105016505006 210033010012