Base | Representation |
---|---|
bin | 11110100100101110000… |
… | …101011111111011111011 |
3 | 21102212002011010100020112 |
4 | 132210232011133323323 |
5 | 233410333110414321 |
6 | 4245105223014535 |
7 | 304536020022350 |
oct | 36445605377373 |
9 | 7385064110215 |
10 | 2101012201211 |
11 | 740041683710 |
12 | 29b23489a44b |
13 | 123180993731 |
14 | 73992116627 |
15 | 399bb008a5b |
hex | 1e92e15fefb |
2101012201211 has 16 divisors (see below), whose sum is σ = 2620270671360. Its totient is φ = 1636635559680.
The previous prime is 2101012201201. The next prime is 2101012201213. The reversal of 2101012201211 is 1121022101012.
It is not a de Polignac number, because 2101012201211 - 210 = 2101012200187 is a prime.
It is a super-3 number, since 3×21010122012113 (a number of 38 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2101012201213) 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, 4061111 + ... + 4549136.
It is an arithmetic number, because the mean of its divisors is an integer number (163766916960).
Almost surely, 22101012201211 is an apocalyptic number.
2101012201211 is a deficient number, since it is larger than the sum of its proper divisors (519258470149).
2101012201211 is a wasteful number, since it uses less digits than its factorization.
2101012201211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8613434.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2101012201211 its reverse (1121022101012), we get a palindrome (3222034302223).
It can be divided in two parts, 21010 and 12201211, that added together give a palindrome (12222221).
The spelling of 2101012201211 in words is "two trillion, one hundred one billion, twelve million, two hundred one thousand, two hundred eleven".
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