Base | Representation |
---|---|
bin | 1001100110011100100100… |
… | …11111100111100111011110 |
3 | 2202202022100001102022211001 |
4 | 10303032102133213213132 |
5 | 10231400312314201420 |
6 | 112522453152020514 |
7 | 4306210354150642 |
oct | 463162237474736 |
9 | 82668301368731 |
10 | 21112222022110 |
11 | 67aa708a3414a |
12 | 244b83453173a |
13 | ba1b4921b74b |
14 | 52dba0a18c22 |
15 | 26929d811b0a |
hex | 1333927e79de |
21112222022110 has 8 divisors (see below), whose sum is σ = 38001999639816. Its totient is φ = 8444888808840.
The previous prime is 21112222022011. The next prime is 21112222022119. The reversal of 21112222022110 is 1122022221112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21112222022119) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055611101096 + ... + 1055611101115.
It is an arithmetic number, because the mean of its divisors is an integer number (4750249954977).
Almost surely, 221112222022110 is an apocalyptic number.
21112222022110 is a deficient number, since it is larger than the sum of its proper divisors (16889777617706).
21112222022110 is a wasteful number, since it uses less digits than its factorization.
21112222022110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2111222202218.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 21112222022110 its reverse (1122022221112), we get a palindrome (22234244243222).
The spelling of 21112222022110 in words is "twenty-one trillion, one hundred twelve billion, two hundred twenty-two million, twenty-two thousand, one hundred ten".
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