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2021130110010 = 2351118947323251
BaseRepresentation
bin11101011010010100101…
…111100000010000111010
321011012220000212122201010
4131122110233200100322
5231103233302010020
64144254440334350
7266010326322234
oct35322457402072
97135800778633
102021130110010
1170a17a290220
122878604743b6
13118790102a4b
146db74cb1254
153789307ade0
hex1d694be043a

2021130110010 has 64 divisors (see below), whose sum is σ = 5291981766144. Its totient is φ = 489943560000.

The previous prime is 2021130110009. The next prime is 2021130110029. The reversal of 2021130110010 is 100110311202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6090885 + ... + 6414135.

It is an arithmetic number, because the mean of its divisors is an integer number (82687215096).

Almost surely, 22021130110010 is an apocalyptic number.

2021130110010 is an abundant number, since it is smaller than the sum of its proper divisors (3270851656134).

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

2021130110010 is a wasteful number, since it uses less digits than its factorization.

2021130110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342219.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 2021130110010 its reverse (100110311202), we get a palindrome (2121240421212).

The spelling of 2021130110010 in words is "two trillion, twenty-one billion, one hundred thirty million, one hundred ten thousand, ten".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 18947 37894 56841 94735 113682 189470 208417 284205 323251 416834 568410 625251 646502 969753 1042085 1250502 1616255 1939506 2084170 3126255 3232510 3555761 4848765 6252510 7111522 9697530 10667283 17778805 21334566 35557610 53336415 106672830 6124636697 12249273394 18373910091 30623183485 36747820182 61246366970 67371003667 91869550455 134742007334 183739100910 202113011001 336855018335 404226022002 673710036670 1010565055005 2021130110010