Base | Representation |
---|---|
bin | 1001001100000001010101… |
… | …0110001000001000101100 |
3 | 1022202202100012021211111021 |
4 | 2103000111112020020230 |
5 | 2311003121011432340 |
6 | 33252503404503524 |
7 | 2061565660263655 |
oct | 223002526101054 |
9 | 38682305254437 |
10 | 10102121202220 |
11 | 3245316069803 |
12 | 1171a37b4aba4 |
13 | 58381a26a4b8 |
14 | 26cd33b9852c |
15 | 127ba54d1e4a |
hex | 9301558822c |
10102121202220 has 96 divisors (see below), whose sum is σ = 22499752968000. Its totient is φ = 3796826603520.
The previous prime is 10102121202143. The next prime is 10102121202301. The reversal of 10102121202220 is 2220212120101.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 10102121202194 and 10102121202203.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 524803156 + ... + 524822404.
It is an arithmetic number, because the mean of its divisors is an integer number (234372426750).
Almost surely, 210102121202220 is an apocalyptic number.
10102121202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10102121202220 is an abundant number, since it is smaller than the sum of its proper divisors (12397631765780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10102121202220 is a wasteful number, since it uses less digits than its factorization.
10102121202220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21763 (or 21761 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 10102121202220 its reverse (2220212120101), we get a palindrome (12322333322321).
The spelling of 10102121202220 in words is "ten trillion, one hundred two billion, one hundred twenty-one million, two hundred two thousand, two hundred twenty".
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