Base | Representation |
---|---|
bin | 111000111010011110… |
… | …0011111110001000101 |
3 | 102200110210120012001011 |
4 | 1301310330133301011 |
5 | 4000302100200401 |
6 | 132051514202221 |
7 | 11554516131622 |
oct | 1616474376105 |
9 | 380423505034 |
10 | 122221100101 |
11 | 47919696541 |
12 | 1b82b723371 |
13 | b6aa3c5a99 |
14 | 5cb6317349 |
15 | 32a4e8e451 |
hex | 1c74f1fc45 |
122221100101 has 8 divisors (see below), whose sum is σ = 129067473600. Its totient is φ = 115416095040.
The previous prime is 122221100093. The next prime is 122221100137. The reversal of 122221100101 is 101001122221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122221100101 - 23 = 122221100093 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 (122221100161) 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, 10336036 + ... + 10347853.
It is an arithmetic number, because the mean of its divisors is an integer number (16133434200).
Almost surely, 2122221100101 is an apocalyptic number.
It is an amenable number.
122221100101 is a deficient number, since it is larger than the sum of its proper divisors (6846373499).
122221100101 is a wasteful number, since it uses less digits than its factorization.
122221100101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20684219.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 122221100101 its reverse (101001122221), we get a palindrome (223222222322).
The spelling of 122221100101 in words is "one hundred twenty-two billion, two hundred twenty-one million, one hundred thousand, one hundred one".
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