Base | Representation |
---|---|
bin | 1011000111010011110111… |
… | …1111111000000101100101 |
3 | 1121021020112021211112001201 |
4 | 2301310331333320011211 |
5 | 3100204003330041401 |
6 | 41553520442122501 |
7 | 2400611332044403 |
oct | 261647577700545 |
9 | 47236467745051 |
10 | 12220222112101 |
11 | 3991626890143 |
12 | 145443b7b0431 |
13 | 6a8492413563 |
14 | 303667682473 |
15 | 162d21886b01 |
hex | b1d3dff8165 |
12220222112101 has 8 divisors (see below), whose sum is σ = 12231980614880. Its totient is φ = 12208464222768.
The previous prime is 12220222112099. The next prime is 12220222112117. The reversal of 12220222112101 is 10121122202221.
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 12220222112101 - 21 = 12220222112099 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 (12220222512101) 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, 46506250 + ... + 46768276.
It is an arithmetic number, because the mean of its divisors is an integer number (1528997576860).
Almost surely, 212220222112101 is an apocalyptic number.
It is an amenable number.
12220222112101 is a deficient number, since it is larger than the sum of its proper divisors (11758502779).
12220222112101 is a wasteful number, since it uses less digits than its factorization.
12220222112101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306723.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 12220222112101 its reverse (10121122202221), we get a palindrome (22341344314322).
The spelling of 12220222112101 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two million, one hundred twelve thousand, one hundred one".
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