Base | Representation |
---|---|
bin | 11011101111010111011011… |
… | …000111110100011111110100 |
3 | 120222222022001122021120211012 |
4 | 123233113123013310133310 |
5 | 111442341022402200340 |
6 | 1111251014105331352 |
7 | 34461240542022320 |
oct | 3357273307643764 |
9 | 528868048246735 |
10 | 122002222303220 |
11 | 35967940998326 |
12 | 11824a21496b58 |
13 | 530c9b620125c |
14 | 221ad20b24980 |
15 | e188577a8565 |
hex | 6ef5db1f47f4 |
122002222303220 has 96 divisors (see below), whose sum is σ = 294082729920000. Its totient is φ = 41647086673920.
The previous prime is 122002222303211. The next prime is 122002222303223. The reversal of 122002222303220 is 22303222200221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122002222303223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47894177 + ... + 50377143.
It is an arithmetic number, because the mean of its divisors is an integer number (3063361770000).
Almost surely, 2122002222303220 is an apocalyptic number.
122002222303220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122002222303220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147041364960000).
122002222303220 is an abundant number, since it is smaller than the sum of its proper divisors (172080507616780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122002222303220 is a wasteful number, since it uses less digits than its factorization.
122002222303220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2484513 (or 2484511 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 122002222303220 its reverse (22303222200221), we get a palindrome (144305444503441).
The spelling of 122002222303220 in words is "one hundred twenty-two trillion, two billion, two hundred twenty-two million, three hundred three thousand, two hundred twenty".
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