Base | Representation |
---|---|
bin | 101111100010111000… |
… | …0101011101000111110 |
3 | 100202112200011011011212 |
4 | 1133011300223220332 |
5 | 3133101120333042 |
6 | 114523254444422 |
7 | 10243120465136 |
oct | 1370560535076 |
9 | 322480134155 |
10 | 102102121022 |
11 | 3a334a92800 |
12 | 17955963712 |
13 | 9822190b35 |
14 | 4d282ddac6 |
15 | 29c8a70482 |
hex | 17c5c2ba3e |
102102121022 has 24 divisors (see below), whose sum is σ = 168672861000. Its totient is φ = 46318820240.
The previous prime is 102102121013. The next prime is 102102121039. The reversal of 102102121022 is 220121201201.
It is a super-2 number, since 2×1021021210222 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102102120988 and 102102121006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291272 + ... + 537627.
It is an arithmetic number, because the mean of its divisors is an integer number (7028035875).
Almost surely, 2102102121022 is an apocalyptic number.
102102121022 is a deficient number, since it is larger than the sum of its proper divisors (66570739978).
102102121022 is a wasteful number, since it uses less digits than its factorization.
102102121022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 829432 (or 829421 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 102102121022 its reverse (220121201201), we get a palindrome (322223322223).
The spelling of 102102121022 in words is "one hundred two billion, one hundred two million, one hundred twenty-one thousand, twenty-two".
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