Base | Representation |
---|---|
bin | 1100111011011110000… |
… | …1000010001000010101 |
3 | 210020100002011000011201 |
4 | 3032313201002020111 |
5 | 12114401242101401 |
6 | 250012550032501 |
7 | 22022252510233 |
oct | 3166741021025 |
9 | 706302130151 |
10 | 222122222101 |
11 | 8622422708a |
12 | 37070348731 |
13 | 17c3b595620 |
14 | aa72199953 |
15 | 5ba0696b01 |
hex | 33b7842215 |
222122222101 has 16 divisors (see below), whose sum is σ = 255439618560. Its totient is φ = 191579693760.
The previous prime is 222122222027. The next prime is 222122222107. The reversal of 222122222101 is 101222221222.
It is not a de Polignac number, because 222122222101 - 27 = 222122221973 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222122222107) 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 15 ways as a sum of consecutive naturals, for example, 9491275 + ... + 9514648.
It is an arithmetic number, because the mean of its divisors is an integer number (15964976160).
Almost surely, 2222122222101 is an apocalyptic number.
It is an amenable number.
222122222101 is a deficient number, since it is larger than the sum of its proper divisors (33317396459).
222122222101 is a wasteful number, since it uses less digits than its factorization.
222122222101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19005996.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 222122222101 its reverse (101222221222), we get a palindrome (323344443323).
The spelling of 222122222101 in words is "two hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred one".
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