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220111011110112 = 25320887109772731
BaseRepresentation
bin110010000011000010010110…
…101000001101110011100000
31001212100101222211002020220220
4302003002112220031303200
5212322244322321010422
62100045334053003040
764235332022242653
oct6203022650156340
91055311884066826
10220111011110112
1164152612542491
122082aba4323480
1395a84c1399905
143c4d60346589a
151a6a8d4b95e5c
hexc83096a0dce0

220111011110112 has 48 divisors (see below), whose sum is σ = 577819072156032. Its totient is φ = 73366823640960.

The previous prime is 220111011110101. The next prime is 220111011110141. The reversal of 220111011110112 is 211011110111022.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 220111011110091 and 220111011110100.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 52881214 + ... + 56891517.

It is an arithmetic number, because the mean of its divisors is an integer number (12037897336584).

Almost surely, 2220111011110112 is an apocalyptic number.

It is an amenable number.

220111011110112 is an abundant number, since it is smaller than the sum of its proper divisors (357708061045920).

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

220111011110112 is a wasteful number, since it uses less digits than its factorization.

220111011110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109793631 (or 109793623 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 220111011110112 its reverse (211011110111022), we get a palindrome (431122121221134).

The spelling of 220111011110112 in words is "two hundred twenty trillion, one hundred eleven billion, eleven million, one hundred ten thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 20887 41774 62661 83548 125322 167096 250644 334192 501288 668384 1002576 2005152 109772731 219545462 329318193 439090924 658636386 878181848 1317272772 1756363696 2634545544 3512727392 5269091088 10538182176 2292823032397 4585646064794 6878469097191 9171292129588 13756938194382 18342584259176 27513876388764 36685168518352 55027752777528 73370337036704 110055505555056 220111011110112