Base | Representation |
---|---|
bin | 101111001000101011… |
… | …1001011111010001100 |
3 | 100200021101222022022222 |
4 | 1132101113023322030 |
5 | 3124301043202340 |
6 | 114300132354512 |
7 | 10212254330645 |
oct | 1362127137214 |
9 | 320241868288 |
10 | 101223022220 |
11 | 39a23836871 |
12 | 1774b475a38 |
13 | 9712004b28 |
14 | 4c836646cc |
15 | 29767c18b5 |
hex | 17915cbe8c |
101223022220 has 24 divisors (see below), whose sum is σ = 214518519600. Its totient is φ = 40117747392.
The previous prime is 101223022207. The next prime is 101223022261. The reversal of 101223022220 is 22220322101.
It is a super-2 number, since 2×1012230222202 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23214110 + ... + 23218469.
It is an arithmetic number, because the mean of its divisors is an integer number (8938271650).
Almost surely, 2101223022220 is an apocalyptic number.
101223022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101223022220 is an abundant number, since it is smaller than the sum of its proper divisors (113295497380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101223022220 is a wasteful number, since it uses less digits than its factorization.
101223022220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46432697 (or 46432695 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 101223022220 its reverse (22220322101), we get a palindrome (123443344321).
The spelling of 101223022220 in words is "one hundred one billion, two hundred twenty-three million, twenty-two thousand, two hundred twenty".
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