Base | Representation |
---|---|
bin | 100000001011010101111… |
… | …110011101110100010101 |
3 | 21211101111112202121021110 |
4 | 200023111332131310111 |
5 | 242212020444042323 |
6 | 4411451312405233 |
7 | 315516450223554 |
oct | 40132576356425 |
9 | 7741445677243 |
10 | 2211203112213 |
11 | 782847569007 |
12 | 2b8667546819 |
13 | 1306918b4914 |
14 | 790467d3d9b |
15 | 3c7b9c62793 |
hex | 202d5f9dd15 |
2211203112213 has 32 divisors (see below), whose sum is σ = 3030306048000. Its totient is φ = 1433427359616.
The previous prime is 2211203112187. The next prime is 2211203112241. The reversal of 2211203112213 is 3122113021122.
It is not a de Polignac number, because 2211203112213 - 212 = 2211203108117 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2211203112213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2211203112113) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143325606 + ... + 143341032.
It is an arithmetic number, because the mean of its divisors is an integer number (94697064000).
Almost surely, 22211203112213 is an apocalyptic number.
It is an amenable number.
2211203112213 is a deficient number, since it is larger than the sum of its proper divisors (819102935787).
2211203112213 is a wasteful number, since it uses less digits than its factorization.
2211203112213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20361.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 2211203112213 its reverse (3122113021122), we get a palindrome (5333316133335).
It can be divided in two parts, 221120 and 3112213, that added together give a palindrome (3333333).
The spelling of 2211203112213 in words is "two trillion, two hundred eleven billion, two hundred three million, one hundred twelve thousand, two hundred thirteen".
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