Base | Representation |
---|---|
bin | 1001001100011111011110… |
… | …0010101110000001000100 |
3 | 1022210112012222220022001220 |
4 | 2103013313202232001010 |
5 | 2311121203021334340 |
6 | 33300322235520340 |
7 | 2062303312411440 |
oct | 223076742560104 |
9 | 38715188808056 |
10 | 10110211121220 |
11 | 3248797672681 |
12 | 11735152b90b0 |
13 | 584509304712 |
14 | 26d4a038b820 |
15 | 127eca83eed0 |
hex | 931f78ae044 |
10110211121220 has 192 divisors, whose sum is σ = 33399145070592. Its totient is φ = 2236170240000.
The previous prime is 10110211121183. The next prime is 10110211121243. The reversal of 10110211121220 is 2212111201101.
It is a happy number.
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 10110211121220.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 199974945 + ... + 200025495.
It is an arithmetic number, because the mean of its divisors is an integer number (173953880576).
Almost surely, 210110211121220 is an apocalyptic number.
10110211121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10110211121220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16699572535296).
10110211121220 is an abundant number, since it is smaller than the sum of its proper divisors (23288933949372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10110211121220 is a wasteful number, since it uses less digits than its factorization.
10110211121220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65962 (or 65960 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 10110211121220 its reverse (2212111201101), we get a palindrome (12322322322321).
The spelling of 10110211121220 in words is "ten trillion, one hundred ten billion, two hundred eleven million, one hundred twenty-one thousand, two hundred twenty".
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