Base | Representation |
---|---|
bin | 1001100110011000011101… |
… | …01001110100000111001110 |
3 | 2202202002121220022011011020 |
4 | 10303030032221310013032 |
5 | 10231331300041232342 |
6 | 112521445454535010 |
7 | 4306101505144626 |
oct | 463141651640716 |
9 | 82662556264136 |
10 | 21110010102222 |
11 | 67a9783402a88 |
12 | 244b317807466 |
13 | ba1885ba5702 |
14 | 52da30d57886 |
15 | 2691be53d0ec |
hex | 13330ea741ce |
21110010102222 has 32 divisors (see below), whose sum is σ = 42991146627072. Its totient is φ = 6909291373824.
The previous prime is 21110010102143. The next prime is 21110010102287. The reversal of 21110010102222 is 22220101001112.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142727248 + ... + 142875075.
It is an arithmetic number, because the mean of its divisors is an integer number (1343473332096).
Almost surely, 221110010102222 is an apocalyptic number.
21110010102222 is an abundant number, since it is smaller than the sum of its proper divisors (21881136524850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21110010102222 is a wasteful number, since it uses less digits than its factorization.
21110010102222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285602552.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 21110010102222 its reverse (22220101001112), we get a palindrome (43330111103334).
The spelling of 21110010102222 in words is "twenty-one trillion, one hundred ten billion, ten million, one hundred two thousand, two hundred twenty-two".
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