Search a number
-
+
12110220020220 = 2235728833857191
BaseRepresentation
bin1011000000111010000101…
…0111001100100111111100
31120212201121001111021011120
42300032201113030213330
53041403212311121340
641431205215350540
72356635353512230
oct260164127144774
946781531437146
1012110220020220
113949a08541403
121437060222450
1369acb166346a
142dc1d00b65c0
151600344c94d0
hexb03a15cc9fc

12110220020220 has 48 divisors (see below), whose sum is σ = 38752704066048. Its totient is φ = 2768050290240.

The previous prime is 12110220020209. The next prime is 12110220020237. The reversal of 12110220020220 is 2202002201121.

12110220020220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12110220020220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14416928176 + ... + 14416929015.

It is an arithmetic number, because the mean of its divisors is an integer number (807348001376).

Almost surely, 212110220020220 is an apocalyptic number.

12110220020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110220020220 is an abundant number, since it is smaller than the sum of its proper divisors (26642484045828).

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

12110220020220 is a wasteful number, since it uses less digits than its factorization.

12110220020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28833857210 (or 28833857208 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12110220020220 its reverse (2202002201121), we get a palindrome (14312222221341).

The spelling of 12110220020220 in words is "twelve trillion, one hundred ten billion, two hundred twenty million, twenty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 28833857191 57667714382 86501571573 115335428764 144169285955 173003143146 201837000337 288338571910 346006286292 403674000674 432507857865 576677143820 605511001011 807348001348 865015715730 1009185001685 1211022002022 1730031431460 2018370003370 2422044004044 3027555005055 4036740006740 6055110010110 12110220020220