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12111000013110 = 235887455129651
BaseRepresentation
bin1011000000111100111111…
…0110101000100100110110
31120212210121102012000021010
42300033033312220210312
53041411312000404420
641431414441333050
72356663604400045
oct260171766504466
946783542160233
1012111000013110
11394a278857629
121437239497186
1369b0a712c90b
142dc26591455c
1516007cbed4e0
hexb03cfda8936

12111000013110 has 32 divisors (see below), whose sum is σ = 29099169430272. Its totient is φ = 3225958959200.

The previous prime is 12111000013093. The next prime is 12111000013111. The reversal of 12111000013110 is 1131000011121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111000013111) 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 15 ways as a sum of consecutive naturals, for example, 227538216 + ... + 227591435.

It is an arithmetic number, because the mean of its divisors is an integer number (909349044696).

Almost surely, 212111000013110 is an apocalyptic number.

12111000013110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111000013110 is an abundant number, since it is smaller than the sum of its proper divisors (16988169417162).

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

12111000013110 is a wasteful number, since it uses less digits than its factorization.

12111000013110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455130548.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 12111000013110 its reverse (1131000011121), we get a palindrome (13242000024231).

The spelling of 12111000013110 in words is "twelve trillion, one hundred eleven billion, thirteen thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 887 1774 2661 4435 5322 8870 13305 26610 455129651 910259302 1365388953 2275648255 2730777906 4551296510 6826944765 13653889530 403700000437 807400000874 1211100001311 2018500002185 2422200002622 4037000004370 6055500006555 12111000013110