Base | Representation |
---|---|
bin | 10111001111011111110010… |
… | …110111001001101001011011 |
3 | 111101221010200122021101011222 |
4 | 113033133302313021221123 |
5 | 101344233030303034321 |
6 | 1001223115325242255 |
7 | 30350102631155516 |
oct | 2717376267115133 |
9 | 441833618241158 |
10 | 102220001221211 |
11 | 2a630293901745 |
12 | b56ab0770338b |
13 | 45063c6710c03 |
14 | 1b3568dca5d7d |
15 | bc3e9bb2e3ab |
hex | 5cf7f2dc9a5b |
102220001221211 has 16 divisors (see below), whose sum is σ = 102890016903168. Its totient is φ = 101551528128000.
The previous prime is 102220001221181. The next prime is 102220001221229. The reversal of 102220001221211 is 112122100022201.
It is a cyclic number.
It is not a de Polignac number, because 102220001221211 - 26 = 102220001221147 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102220001221211.
It is not an unprimeable number, because it can be changed into a prime (102220001221231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416301206 + ... + 416546676.
It is an arithmetic number, because the mean of its divisors is an integer number (6430626056448).
Almost surely, 2102220001221211 is an apocalyptic number.
102220001221211 is a deficient number, since it is larger than the sum of its proper divisors (670015681957).
102220001221211 is a wasteful number, since it uses less digits than its factorization.
102220001221211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248602.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 102220001221211 its reverse (112122100022201), we get a palindrome (214342101243412).
The spelling of 102220001221211 in words is "one hundred two trillion, two hundred twenty billion, one million, two hundred twenty-one thousand, two hundred eleven".
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