Base | Representation |
---|---|
bin | 11011101111101001111101… |
… | …001000010100011000110101 |
3 | 121000001012102100201002021102 |
4 | 123233221331020110120311 |
5 | 111443202300233241041 |
6 | 1111304104350455445 |
7 | 34462543614324251 |
oct | 3357517510243065 |
9 | 530035370632242 |
10 | 122022120212021 |
11 | 35975321827757 |
12 | 11828855204585 |
13 | 53118376b25a3 |
14 | 221bc8b633261 |
15 | e1911e5aa09b |
hex | 6efa7d214635 |
122022120212021 has 2 divisors, whose sum is σ = 122022120212022. Its totient is φ = 122022120212020.
The previous prime is 122022120212017. The next prime is 122022120212099. The reversal of 122022120212021 is 120212021220221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 115274880184996 + 6747240027025 = 10736614^2 + 2597545^2 .
It is a cyclic number.
It is not a de Polignac number, because 122022120212021 - 22 = 122022120212017 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 122022120211984 and 122022120212002.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122022120212011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61011060106010 + 61011060106011.
It is an arithmetic number, because the mean of its divisors is an integer number (61011060106011).
Almost surely, 2122022120212021 is an apocalyptic number.
It is an amenable number.
122022120212021 is a deficient number, since it is larger than the sum of its proper divisors (1).
122022120212021 is an equidigital number, since it uses as much as digits as its factorization.
122022120212021 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 122022120212021 its reverse (120212021220221), we get a palindrome (242234141432242).
The spelling of 122022120212021 in words is "one hundred twenty-two trillion, twenty-two billion, one hundred twenty million, two hundred twelve thousand, twenty-one".
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