Base | Representation |
---|---|
bin | 11011110010011010110010… |
… | …111010001000000100001110 |
3 | 121000201100112110221122222110 |
4 | 123302122302322020010032 |
5 | 112004310134230202342 |
6 | 1111531230155324450 |
7 | 34512345212511216 |
oct | 3362326272100416 |
9 | 530640473848873 |
10 | 122212001022222 |
11 | 35a38900575881 |
12 | 11859607a50726 |
13 | 5326708412097 |
14 | 2227141807246 |
15 | e1e03447ac9c |
hex | 6f26b2e8810e |
122212001022222 has 32 divisors (see below), whose sum is σ = 244795340869632. Its totient is φ = 40675476969504.
The previous prime is 122212001022187. The next prime is 122212001022257. The reversal of 122212001022222 is 222220100212221.
It is an interprime number because it is at equal distance from previous prime (122212001022187) and next prime (122212001022257).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10640083 + ... + 18911249.
It is an arithmetic number, because the mean of its divisors is an integer number (7649854402176).
Almost surely, 2122212001022222 is an apocalyptic number.
122212001022222 is an abundant number, since it is smaller than the sum of its proper divisors (122583339847410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122212001022222 is a wasteful number, since it uses less digits than its factorization.
122212001022222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8274912.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 122212001022222 its reverse (222220100212221), we get a palindrome (344432101234443).
The spelling of 122212001022222 in words is "one hundred twenty-two trillion, two hundred twelve billion, one million, twenty-two thousand, two hundred twenty-two".
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