Base | Representation |
---|---|
bin | 11011100001000110101101… |
… | …110101101001001100000101 |
3 | 120212111121110220021101022120 |
4 | 123201012231311221030011 |
5 | 111330311441231120401 |
6 | 1105220500305120153 |
7 | 34330365120041325 |
oct | 3341065565511405 |
9 | 525447426241276 |
10 | 121022210020101 |
11 | 3561a25a571a15 |
12 | 116a6ab9329059 |
13 | 526b464bcc530 |
14 | 21c57130c7285 |
15 | ded0eab83836 |
hex | 6e11add69305 |
121022210020101 has 32 divisors (see below), whose sum is σ = 175138859454720. Its totient is φ = 73892669105664.
The previous prime is 121022210020043. The next prime is 121022210020133. The reversal of 121022210020101 is 101020012220121.
It is not a de Polignac number, because 121022210020101 - 219 = 121022209495813 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121022210020301) 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 31 ways as a sum of consecutive naturals, for example, 15130216 + ... + 21701793.
It is an arithmetic number, because the mean of its divisors is an integer number (5473089357960).
Almost surely, 2121022210020101 is an apocalyptic number.
It is an amenable number.
121022210020101 is a deficient number, since it is larger than the sum of its proper divisors (54116649434619).
121022210020101 is a wasteful number, since it uses less digits than its factorization.
121022210020101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36832685.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 121022210020101 its reverse (101020012220121), we get a palindrome (222042222240222).
The spelling of 121022210020101 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred ten million, twenty thousand, one hundred one".
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