Base | Representation |
---|---|
bin | 10010110110101000… |
… | …10111101100111011 |
3 | 222010102022221022202 |
4 | 21123110113230323 |
5 | 131212213014321 |
6 | 4352221340415 |
7 | 505555406420 |
oct | 113324275473 |
9 | 28112287282 |
10 | 10122001211 |
11 | 4324673363 |
12 | 1b65a0770b |
13 | c5406523a |
14 | 6c043dd47 |
15 | 3e395b70b |
hex | 25b517b3b |
10122001211 has 8 divisors (see below), whose sum is σ = 11837025024. Its totient is φ = 8474233320.
The previous prime is 10122001189. The next prime is 10122001217. The reversal of 10122001211 is 11210022101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10122001211 - 214 = 10121984827 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10122001192 and 10122001201.
It is not an unprimeable number, because it can be changed into a prime (10122001217) 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, 16813655 + ... + 16814256.
It is an arithmetic number, because the mean of its divisors is an integer number (1479628128).
Almost surely, 210122001211 is an apocalyptic number.
10122001211 is a deficient number, since it is larger than the sum of its proper divisors (1715023813).
10122001211 is an equidigital number, since it uses as much as digits as its factorization.
10122001211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33627961.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 10122001211 its reverse (11210022101), we get a palindrome (21332023312).
The spelling of 10122001211 in words is "ten billion, one hundred twenty-two million, one thousand, two hundred eleven".
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