Base | Representation |
---|---|
bin | 1001101001010010111000… |
… | …11110100001000001110010 |
3 | 2210002122222100010100020012 |
4 | 10310221130132201001302 |
5 | 10240001241100323442 |
6 | 113035441353014522 |
7 | 4316244023266331 |
oct | 464513436410162 |
9 | 83078870110205 |
10 | 21210100011122 |
11 | 6838175567a60 |
12 | 24667ab6b4442 |
13 | bab147204789 |
14 | 534807cddd18 |
15 | 26bacb5d7582 |
hex | 134a5c7a1072 |
21210100011122 has 16 divisors (see below), whose sum is σ = 34707507227712. Its totient is φ = 9640934871120.
The previous prime is 21210100011103. The next prime is 21210100011157. The reversal of 21210100011122 is 22111000101212.
It is a junction number, because it is equal to n+sod(n) for n = 21210100011097 and 21210100011106.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19714388 + ... + 20762400.
It is an arithmetic number, because the mean of its divisors is an integer number (2169219201732).
Almost surely, 221210100011122 is an apocalyptic number.
21210100011122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
21210100011122 is a deficient number, since it is larger than the sum of its proper divisors (13497407216590).
21210100011122 is a wasteful number, since it uses less digits than its factorization.
21210100011122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1967953.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 21210100011122 its reverse (22111000101212), we get a palindrome (43321100112334).
The spelling of 21210100011122 in words is "twenty-one trillion, two hundred ten billion, one hundred million, eleven thousand, one hundred twenty-two".
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