Base | Representation |
---|---|
bin | 101111100011011100… |
… | …1000101001011110110 |
3 | 100202120222212101110210 |
4 | 1133012321011023312 |
5 | 3133121000200042 |
6 | 114525213330250 |
7 | 10243441012404 |
oct | 1370671051366 |
9 | 322528771423 |
10 | 102121100022 |
11 | 3a344775a27 |
12 | 17960196986 |
13 | 98260a7606 |
14 | 4d2aa40474 |
15 | 29ca56da9c |
hex | 17c6e452f6 |
102121100022 has 32 divisors (see below), whose sum is σ = 215036046720. Its totient is φ = 32242129920.
The previous prime is 102121100009. The next prime is 102121100033. The reversal of 102121100022 is 220001121201.
It is a junction number, because it is equal to n+sod(n) for n = 102121099980 and 102121100007.
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, 479497 + ... + 658907.
It is an arithmetic number, because the mean of its divisors is an integer number (6719876460).
Almost surely, 2102121100022 is an apocalyptic number.
102121100022 is an abundant number, since it is smaller than the sum of its proper divisors (112914946698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102121100022 is a wasteful number, since it uses less digits than its factorization.
102121100022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184428.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 102121100022 its reverse (220001121201), we get a palindrome (322122221223).
The spelling of 102121100022 in words is "one hundred two billion, one hundred twenty-one million, one hundred thousand, twenty-two".
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