Base | Representation |
---|---|
bin | 100000001011001111111… |
… | …101001110000010001011 |
3 | 21211101020111201202220202 |
4 | 200023033331032002023 |
5 | 242211314120401443 |
6 | 4411433304042415 |
7 | 315514112636036 |
oct | 40131775160213 |
9 | 7741214652822 |
10 | 2211102122123 |
11 | 7827a5560724 |
12 | 2b863976340b |
13 | 1306769b557b |
14 | 7903722601d |
15 | 3c7b0e647b8 |
hex | 202cff4e08b |
2211102122123 has 12 divisors (see below), whose sum is σ = 2218597677000. Its totient is φ = 2203622988480.
The previous prime is 2211102122107. The next prime is 2211102122149. The reversal of 2211102122123 is 3212212011122.
It is not a de Polignac number, because 2211102122123 - 24 = 2211102122107 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2211102122095 and 2211102122104.
It is not an unprimeable number, because it can be changed into a prime (2211102122623) 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, 328199411 + ... + 328206147.
It is an arithmetic number, because the mean of its divisors is an integer number (184883139750).
Almost surely, 22211102122123 is an apocalyptic number.
2211102122123 is a deficient number, since it is larger than the sum of its proper divisors (7495554877).
2211102122123 is an frugal number, since it uses more digits than its factorization.
2211102122123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8858 (or 8047 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 2211102122123 its reverse (3212212011122), we get a palindrome (5423314133245).
The spelling of 2211102122123 in words is "two trillion, two hundred eleven billion, one hundred two million, one hundred twenty-two thousand, one hundred twenty-three".
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