Base | Representation |
---|---|
bin | 10111001101110001001011… |
… | …000100011101110001001100 |
3 | 111101111210002201020212211201 |
4 | 113031301023010131301030 |
5 | 101340311300314202340 |
6 | 1001052353122555244 |
7 | 30335366314504651 |
oct | 2715611304356114 |
9 | 441453081225751 |
10 | 102101222022220 |
11 | 2a594981070483 |
12 | b54ba98808b24 |
13 | 44c8147421c05 |
14 | 1b2da22b45c28 |
15 | bc0d48e2279a |
hex | 5cdc4b11dc4c |
102101222022220 has 48 divisors (see below), whose sum is σ = 214600078099008. Its totient is φ = 40804776080640.
The previous prime is 102101222022181. The next prime is 102101222022223. The reversal of 102101222022220 is 22220222101201.
It is not an unprimeable number, because it can be changed into a prime (102101222022223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468079822 + ... + 468297898.
It is an arithmetic number, because the mean of its divisors is an integer number (4470834960396).
Almost surely, 2102101222022220 is an apocalyptic number.
102101222022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102101222022220 is an abundant number, since it is smaller than the sum of its proper divisors (112498856076788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102101222022220 is a wasteful number, since it uses less digits than its factorization.
102101222022220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238450 (or 238448 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 102101222022220 its reverse (22220222101201), we get a palindrome (124321444123421).
The spelling of 102101222022220 in words is "one hundred two trillion, one hundred one billion, two hundred twenty-two million, twenty-two thousand, two hundred twenty".
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