Base | Representation |
---|---|
bin | 1001100011001101100110… |
… | …01010100100000111110010 |
3 | 2202100200111211121120212002 |
4 | 10301212303022210013302 |
5 | 10223040223324014302 |
6 | 112355434514534002 |
7 | 4265164601103650 |
oct | 461466312440762 |
9 | 82320454546762 |
10 | 21001101001202 |
11 | 6767576021483 |
12 | 24321a2297302 |
13 | b9451a6c0b7a |
14 | 52865c9c3dd0 |
15 | 2664480cec02 |
hex | 1319b32a41f2 |
21001101001202 has 16 divisors (see below), whose sum is σ = 36592082308032. Its totient is φ = 8852923138320.
The previous prime is 21001101001201. The next prime is 21001101001207. The reversal of 21001101001202 is 20210010110012.
It is not an unprimeable number, because it can be changed into a prime (21001101001201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12295725728 + ... + 12295727435.
It is an arithmetic number, because the mean of its divisors is an integer number (2287005144252).
Almost surely, 221001101001202 is an apocalyptic number.
21001101001202 is a deficient number, since it is larger than the sum of its proper divisors (15590981306830).
21001101001202 is a wasteful number, since it uses less digits than its factorization.
21001101001202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24591453233.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 21001101001202 its reverse (20210010110012), we get a palindrome (41211111111214).
The spelling of 21001101001202 in words is "twenty-one trillion, one billion, one hundred one million, one thousand, two hundred two".
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