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12112110120110 = 25711131210001011
BaseRepresentation
bin1011000001000001001000…
…0001010110110010101110
31120212220110210001021210012
42300100102001112302232
53041421100142320420
641432120535013222
72360033244216440
oct260202201266256
946786423037705
1012112110120110
11394a798445430
1214374a920a212
1369b22310ba70
142dc32d124490
151600e53cddc5
hexb0412056cae

12112110120110 has 64 divisors (see below), whose sum is σ = 29272344482304. Its totient is φ = 3484802908800.

The previous prime is 12112110120073. The next prime is 12112110120137. The reversal of 12112110120110 is 1102101121121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 604990496 + ... + 605010515.

It is an arithmetic number, because the mean of its divisors is an integer number (457380382536).

Almost surely, 212112110120110 is an apocalyptic number.

12112110120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12112110120110 is an abundant number, since it is smaller than the sum of its proper divisors (17160234362194).

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

12112110120110 is a wasteful number, since it uses less digits than its factorization.

12112110120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210001049.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12112110120110 its reverse (1102101121121), we get a palindrome (13214211241231).

The spelling of 12112110120110 in words is "twelve trillion, one hundred twelve billion, one hundred ten million, one hundred twenty thousand, one hundred ten".

Divisors: 1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 1001 1430 2002 5005 10010 1210001011 2420002022 6050005055 8470007077 12100010110 13310011121 15730013143 16940014154 26620022242 31460026286 42350035385 66550055605 78650065715 84700070770 93170077847 110110092001 133100111210 157300131430 173030144573 186340155694 220220184002 346060289146 465850389235 550550460005 865150722865 931700778470 1101100920010 1211211012011 1730301445730 2422422024022 6056055060055 12112110120110