Base | Representation |
---|---|
bin | 110011010001010001… |
… | …0110101001011101001 |
3 | 101112012010212121000112 |
4 | 1212202202311023221 |
5 | 3300441403101441 |
6 | 122325123144105 |
7 | 10645260642452 |
oct | 1464242651351 |
9 | 345163777015 |
10 | 110101222121 |
11 | 4276a2a6860 |
12 | 19408815035 |
13 | a4c847aa57 |
14 | 5486812129 |
15 | 2ce5e3e4eb |
hex | 19a28b52e9 |
110101222121 has 8 divisors (see below), whose sum is σ = 120473299488. Its totient is φ = 99789624000.
The previous prime is 110101222103. The next prime is 110101222123. The reversal of 110101222121 is 121222101011.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 110101222121 - 214 = 110101205737 is a prime.
It is a super-2 number, since 2×1101012221212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 110101222096 and 110101222105.
It is not an unprimeable number, because it can be changed into a prime (110101222123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15116000 + ... + 15123281.
It is an arithmetic number, because the mean of its divisors is an integer number (15059162436).
Almost surely, 2110101222121 is an apocalyptic number.
110101222121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
110101222121 is a deficient number, since it is larger than the sum of its proper divisors (10372077367).
110101222121 is a wasteful number, since it uses less digits than its factorization.
110101222121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30239623.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 110101222121 its reverse (121222101011), we get a palindrome (231323323132).
The spelling of 110101222121 in words is "one hundred ten billion, one hundred one million, two hundred twenty-two thousand, one hundred twenty-one".
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