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1011011000010 = 235112500955603
BaseRepresentation
bin11101011011001001111…
…00111001011011001010
310120122121002120011220020
432231210330321123022
5113031022304000020
62052241350241310
7133020536464614
oct16554474713312
93518532504806
101011011000010
1135a849397200
12143b35656236
1374451574c6b
1436d0c97bdb4
151b473279c40
hexeb64f396ca

1011011000010 has 96 divisors (see below), whose sum is σ = 2667644159040. Its totient is φ = 245040238080.

The previous prime is 1011011000009. The next prime is 1011011000011. The reversal of 1011011000010 is 100001101101.

It is an interprime number because it is at equal distance from previous prime (1011011000009) and next prime (1011011000011).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (1011011000011) 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 47 ways as a sum of consecutive naturals, for example, 18154869 + ... + 18210471.

It is an arithmetic number, because the mean of its divisors is an integer number (27787959990).

Almost surely, 21011011000010 is an apocalyptic number.

1011011000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011011000010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333822079520).

1011011000010 is an abundant number, since it is smaller than the sum of its proper divisors (1656633159030).

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

1011011000010 is a wasteful number, since it uses less digits than its factorization.

1011011000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60644 (or 60633 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 1011011000010 its reverse (100001101101), we get a palindrome (1111012101111).

The spelling of 1011011000010 in words is "one trillion, eleven billion, eleven million, ten", and thus it is an aban number and an uban number.

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 121 165 242 330 363 605 726 1210 1815 3630 5009 10018 15027 25045 30054 50090 55099 55603 75135 110198 111206 150270 165297 166809 275495 278015 330594 333618 550990 556030 606089 611633 826485 834045 1212178 1223266 1652970 1668090 1818267 1834899 3030445 3058165 3636534 3669798 6060890 6116330 6727963 9091335 9174495 13455926 18182670 18348990 20183889 33639815 40367778 67279630 100919445 201838890 278515427 557030854 835546281 1392577135 1671092562 2785154270 3063669697 4177731405 6127339394 8355462810 9191009091 15318348485 18382018182 30636696970 33700366667 45955045455 67400733334 91910090910 101101100001 168501833335 202202200002 337003666670 505505500005 1011011000010