Base | Representation |
---|---|
bin | 100000010101011111100… |
… | …110100000100001000011 |
3 | 21212102122002222121002201 |
4 | 200111133212200201003 |
5 | 242401331104202321 |
6 | 4420453010054031 |
7 | 316353521354431 |
oct | 40253746404103 |
9 | 7772562877081 |
10 | 2222102022211 |
11 | 78742a730445 |
12 | 2ba7a957a317 |
13 | 13170a8a65a6 |
14 | 7979c0abd51 |
15 | 3cc069d4291 |
hex | 2055f9a0843 |
2222102022211 has 4 divisors (see below), whose sum is σ = 2235408022512. Its totient is φ = 2208796021912.
The previous prime is 2222102022199. The next prime is 2222102022241. The reversal of 2222102022211 is 1122202012222.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2222102022211 is a prime.
It is a super-2 number, since 2×22221020222112 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2222102022241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6652999900 + ... + 6653000233.
It is an arithmetic number, because the mean of its divisors is an integer number (558852005628).
Almost surely, 22222102022211 is an apocalyptic number.
2222102022211 is a deficient number, since it is larger than the sum of its proper divisors (13306000301).
2222102022211 is a wasteful number, since it uses less digits than its factorization.
2222102022211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13306000300.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 2222102022211 its reverse (1122202012222), we get a palindrome (3344304034433).
The spelling of 2222102022211 in words is "two trillion, two hundred twenty-two billion, one hundred two million, twenty-two thousand, two hundred eleven".
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