Base | Representation |
---|---|
bin | 101111000010101000… |
… | …1100100001100000100 |
3 | 100122202021101000000120 |
4 | 1132011101210030010 |
5 | 3123342134102322 |
6 | 114224045541540 |
7 | 10204242502200 |
oct | 1360521441404 |
9 | 318667330016 |
10 | 101020222212 |
11 | 3992a311158 |
12 | 176b35748b0 |
13 | 96abcaa220 |
14 | 4c64753b00 |
15 | 2963ab2a5c |
hex | 1785464304 |
101020222212 has 144 divisors (see below), whose sum is σ = 303271536960. Its totient is φ = 25922550528.
The previous prime is 101020222207. The next prime is 101020222223. The reversal of 101020222212 is 212222020101.
It is a junction number, because it is equal to n+sod(n) for n = 101020222191 and 101020222200.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104239 + ... + 461417.
It is an arithmetic number, because the mean of its divisors is an integer number (2106052340).
Almost surely, 2101020222212 is an apocalyptic number.
101020222212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 101020222212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151635768480).
101020222212 is an abundant number, since it is smaller than the sum of its proper divisors (202251314748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101020222212 is a wasteful number, since it uses less digits than its factorization.
101020222212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 357250 (or 357241 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 101020222212 its reverse (212222020101), we get a palindrome (313242242313).
The spelling of 101020222212 in words is "one hundred one billion, twenty million, two hundred twenty-two thousand, two hundred twelve".
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