Base | Representation |
---|---|
bin | 11011110010010001100110… |
… | …000101000010000111100100 |
3 | 121000200102001000000111000102 |
4 | 123302101212011002013210 |
5 | 112004124421224214340 |
6 | 1111522514020003232 |
7 | 34511545335203240 |
oct | 3362214605020744 |
9 | 530612030014012 |
10 | 122202122101220 |
11 | 35a346a113a257 |
12 | 1185770b530518 |
13 | 53257c28389b5 |
14 | 22268857a1420 |
15 | e1db57038215 |
hex | 6f24661421e4 |
122202122101220 has 96 divisors (see below), whose sum is σ = 293948237786112. Its totient is φ = 41803156960128.
The previous prime is 122202122101207. The next prime is 122202122101273. The reversal of 122202122101220 is 22101221202221.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 122202122101192 and 122202122101201.
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, 569156327 + ... + 569370993.
It is an arithmetic number, because the mean of its divisors is an integer number (3061960810272).
Almost surely, 2122202122101220 is an apocalyptic number.
122202122101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122202122101220 is an abundant number, since it is smaller than the sum of its proper divisors (171746115684892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122202122101220 is a wasteful number, since it uses less digits than its factorization.
122202122101220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223857 (or 223855 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 122202122101220 its reverse (22101221202221), we get a palindrome (144303343303441).
The spelling of 122202122101220 in words is "one hundred twenty-two trillion, two hundred two billion, one hundred twenty-two million, one hundred one thousand, two hundred twenty".
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