Base | Representation |
---|---|
bin | 11110111000011101101… |
… | …000100101010101111001 |
3 | 21111212210112110000201200 |
4 | 132320131220211111321 |
5 | 234232242010202301 |
6 | 4302532535204413 |
7 | 306216240024234 |
oct | 36703550452571 |
9 | 7455715400650 |
10 | 2122211022201 |
11 | 74902a883686 |
12 | 2a3370216709 |
13 | 12517b83bcaa |
14 | 74a0370241b |
15 | 3a30c12ac86 |
hex | 1ee1da25579 |
2122211022201 has 24 divisors (see below), whose sum is σ = 3164394105600. Its totient is φ = 1369127815200.
The previous prime is 2122211022193. The next prime is 2122211022233. The reversal of 2122211022201 is 1022201122212.
It is a happy number.
2122211022201 is a `hidden beast` number, since 212 + 221 + 10 + 2 + 220 + 1 = 666.
It is not a de Polignac number, because 2122211022201 - 23 = 2122211022193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2122211022271) 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 23 ways as a sum of consecutive naturals, for example, 11430331 + ... + 11614511.
It is an arithmetic number, because the mean of its divisors is an integer number (131849754400).
Almost surely, 22122211022201 is an apocalyptic number.
It is an amenable number.
2122211022201 is a deficient number, since it is larger than the sum of its proper divisors (1042183083399).
2122211022201 is a wasteful number, since it uses less digits than its factorization.
2122211022201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225517 (or 225514 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 2122211022201 its reverse (1022201122212), we get a palindrome (3144412144413).
The spelling of 2122211022201 in words is "two trillion, one hundred twenty-two billion, two hundred eleven million, twenty-two thousand, two hundred one".
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