Base | Representation |
---|---|
bin | 110111111000111010… |
… | …0100101100001010110 |
3 | 102110210111002020211021 |
4 | 1233301310211201112 |
5 | 3431300412224342 |
6 | 131045331031354 |
7 | 11446144314463 |
oct | 1576164454126 |
9 | 373714066737 |
10 | 120021211222 |
11 | 4699a932460 |
12 | 1b316a3b55a |
13 | b419702ba3 |
14 | 5b480a866a |
15 | 31c6c95567 |
hex | 1bf1d25856 |
120021211222 has 16 divisors (see below), whose sum is σ = 196411622400. Its totient is φ = 54551408040.
The previous prime is 120021211217. The next prime is 120021211229. The reversal of 120021211222 is 222112120021.
It is a happy number.
It is a super-2 number, since 2×1200212112222 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 120021211196 and 120021211205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120021211229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162979 + ... + 516337.
It is an arithmetic number, because the mean of its divisors is an integer number (12275726400).
Almost surely, 2120021211222 is an apocalyptic number.
120021211222 is a deficient number, since it is larger than the sum of its proper divisors (76390411178).
120021211222 is a wasteful number, since it uses less digits than its factorization.
120021211222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368811.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 120021211222 its reverse (222112120021), we get a palindrome (342133331243).
The spelling of 120021211222 in words is "one hundred twenty billion, twenty-one million, two hundred eleven thousand, two hundred twenty-two".
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