Base | Representation |
---|---|
bin | 1110100011100… |
… | …01110101101111 |
3 | 22111202101020002 |
4 | 13101301311233 |
5 | 222224213403 |
6 | 20041014515 |
7 | 3011561615 |
oct | 721616557 |
9 | 274671202 |
10 | 122101103 |
11 | 62a17403 |
12 | 34a8443b |
13 | 1c3b1397 |
14 | 123056b5 |
15 | aabd188 |
hex | 7471d6f |
122101103 has 4 divisors (see below), whose sum is σ = 122250288. Its totient is φ = 121951920.
The previous prime is 122101099. The next prime is 122101117. The reversal of 122101103 is 301101221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301101221 = 1291 ⋅233231.
It is a cyclic number.
It is not a de Polignac number, because 122101103 - 22 = 122101099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122101153) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 73358 + ... + 75003.
It is an arithmetic number, because the mean of its divisors is an integer number (30562572).
Almost surely, 2122101103 is an apocalyptic number.
122101103 is a deficient number, since it is larger than the sum of its proper divisors (149185).
122101103 is an equidigital number, since it uses as much as digits as its factorization.
122101103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149184.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 122101103 is about 11049.9367871495. The cubic root of 122101103 is about 496.1045334980.
Adding to 122101103 its reverse (301101221), we get a palindrome (423202324).
The spelling of 122101103 in words is "one hundred twenty-two million, one hundred one thousand, one hundred three".
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