Base | Representation |
---|---|
bin | 10001110010000101011… |
… | …110101000000100000011 |
3 | 11022211012222121120001112 |
4 | 101302011132220010003 |
5 | 130010134042011321 |
6 | 2333214513353535 |
7 | 154200356360402 |
oct | 21620536500403 |
9 | 4284188546045 |
10 | 1222010110211 |
11 | 431284938720 |
12 | 178a008688ab |
13 | 8b309569767 |
14 | 4320777b639 |
15 | 21bc2164a5b |
hex | 11c857a8103 |
1222010110211 has 16 divisors (see below), whose sum is σ = 1391499744768. Its totient is φ = 1062283780800.
The previous prime is 1222010110207. The next prime is 1222010110283. The reversal of 1222010110211 is 1120110102221.
It is not a de Polignac number, because 1222010110211 - 22 = 1222010110207 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1222010113211) 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, 50495 + ... + 1564151.
It is an arithmetic number, because the mean of its divisors is an integer number (86968734048).
Almost surely, 21222010110211 is an apocalyptic number.
1222010110211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1222010110211 is a deficient number, since it is larger than the sum of its proper divisors (169489634557).
1222010110211 is a wasteful number, since it uses less digits than its factorization.
1222010110211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1516882.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1222010110211 its reverse (1120110102221), we get a palindrome (2342120212432).
The spelling of 1222010110211 in words is "one trillion, two hundred twenty-two billion, ten million, one hundred ten thousand, two hundred eleven".
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