Base | Representation |
---|---|
bin | 110100001101001010… |
… | …1100111000000010101 |
3 | 101201101012200000021211 |
4 | 1220122111213000111 |
5 | 3314100410201401 |
6 | 123300400141421 |
7 | 11046133651561 |
oct | 1503225470025 |
9 | 351335600254 |
10 | 112111022101 |
11 | 43600827281 |
12 | 19889907871 |
13 | a758976900 |
14 | 55d76dc6a1 |
15 | 2db25da951 |
hex | 1a1a567015 |
112111022101 has 12 divisors (see below), whose sum is σ = 122649872772. Its totient is φ = 102420205056.
The previous prime is 112111022087. The next prime is 112111022117. The reversal of 112111022101 is 101220111211.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 36720140625 + 75390881476 = 191625^2 + 274574^2 .
It is not a de Polignac number, because 112111022101 - 25 = 112111022069 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112111022161) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3403086 + ... + 3435871.
It is an arithmetic number, because the mean of its divisors is an integer number (10220822731).
Almost surely, 2112111022101 is an apocalyptic number.
It is an amenable number.
112111022101 is a deficient number, since it is larger than the sum of its proper divisors (10538850671).
112111022101 is an equidigital number, since it uses as much as digits as its factorization.
112111022101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6839080 (or 6839067 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 112111022101 its reverse (101220111211), we get a palindrome (213331133312).
The spelling of 112111022101 in words is "one hundred twelve billion, one hundred eleven million, twenty-two thousand, one hundred one".
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