Base | Representation |
---|---|
bin | 111000010110101111… |
… | …0010101001100001010 |
3 | 102120101020021002211012 |
4 | 1300231132111030022 |
5 | 3440323113310442 |
6 | 131332521403522 |
7 | 11513016053516 |
oct | 1605536251412 |
9 | 376336232735 |
10 | 121022010122 |
11 | 47363851492 |
12 | 1b5560395a2 |
13 | b548b5c8a0 |
14 | 5c00d83146 |
15 | 3234a83582 |
hex | 1c2d79530a |
121022010122 has 16 divisors (see below), whose sum is σ = 195504752520. Its totient is φ = 55854124032.
The previous prime is 121022010103. The next prime is 121022010157. The reversal of 121022010122 is 221010220121.
It can be written as a sum of positive squares in 4 ways, for example, as 118665781441 + 2356228681 = 344479^2 + 48541^2 .
It is a junction number, because it is equal to n+sod(n) for n = 121022010097 and 121022010106.
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, 722078 + ... + 873750.
Almost surely, 2121022010122 is an apocalyptic number.
121022010122 is a deficient number, since it is larger than the sum of its proper divisors (74482742398).
121022010122 is a wasteful number, since it uses less digits than its factorization.
121022010122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182377.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 121022010122 its reverse (221010220121), we get a palindrome (342032230243).
The spelling of 121022010122 in words is "one hundred twenty-one billion, twenty-two million, ten thousand, one hundred twenty-two".
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