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2111010011112 = 233892294315723
BaseRepresentation
bin11110101110000010000…
…000000111011111101000
321110210212220202201010010
4132232002000013133220
5234041322030323422
64253441250451520
7305341540013232
oct36560200073750
97423786681103
102111010011112
11744302132222
122a1164b93ba0
131240b5095092
147425dc69252
1539da3ad2b0c
hex1eb820077e8

2111010011112 has 64 divisors (see below), whose sum is σ = 5360129208000. Its totient is φ = 692725169664.

The previous prime is 2111010011101. The next prime is 2111010011141. The reversal of 2111010011112 is 2111100101112.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668718 + ... + 2647005.

It is an arithmetic number, because the mean of its divisors is an integer number (83752018875).

Almost surely, 22111010011112 is an apocalyptic number.

It is an amenable number.

2111010011112 is an abundant number, since it is smaller than the sum of its proper divisors (3249119196888).

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

2111010011112 is a wasteful number, since it uses less digits than its factorization.

2111010011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316050 (or 4316046 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 2111010011112 its reverse (2111100101112), we get a palindrome (4222110112224).

The spelling of 2111010011112 in words is "two trillion, one hundred eleven billion, ten million, eleven thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 89 178 229 267 356 458 534 687 712 916 1068 1374 1832 2136 2748 5496 20381 40762 61143 81524 122286 163048 244572 489144 4315723 8631446 12947169 17262892 25894338 34525784 51788676 103577352 384099347 768198694 988300567 1152298041 1536397388 1976601134 2304596082 2964901701 3072794776 3953202268 4609192164 5929803402 7906404536 9218384328 11859606804 23719213608 87958750463 175917500926 263876251389 351835001852 527752502778 703670003704 1055505005556 2111010011112