Base | Representation |
---|---|
bin | 11110111000011101101… |
… | …000111011000001101110 |
3 | 21111212210112121112120100 |
4 | 132320131220323001232 |
5 | 234232242021023042 |
6 | 4302532541131530 |
7 | 306216240544212 |
oct | 36703550730156 |
9 | 7455715545510 |
10 | 2122211111022 |
11 | 74902a934392 |
12 | 2a3370259ba6 |
13 | 12517b870552 |
14 | 74a03726942 |
15 | 3a30c14724c |
hex | 1ee1da3b06e |
2122211111022 has 12 divisors (see below), whose sum is σ = 4598124073920. Its totient is φ = 707403703668.
The previous prime is 2122211110997. The next prime is 2122211111023. The reversal of 2122211111022 is 2201111122212.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 117900617279 = 2122211111022 / (2 + 1 + 2 + 2 + 2 + 1 + 1 + 1 + 1 + 1 + 0 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 2122211110986 and 2122211111004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122211111023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58950308622 + ... + 58950308657.
It is an arithmetic number, because the mean of its divisors is an integer number (383177006160).
Almost surely, 22122211111022 is an apocalyptic number.
2122211111022 is an abundant number, since it is smaller than the sum of its proper divisors (2475912962898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122211111022 is a wasteful number, since it uses less digits than its factorization.
2122211111022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117900617287 (or 117900617284 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 2122211111022 its reverse (2201111122212), we get a palindrome (4323322233234).
The spelling of 2122211111022 in words is "two trillion, one hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, twenty-two".
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