Base | Representation |
---|---|
bin | 10111001111100001110110… |
… | …000011010011001010011100 |
3 | 111101221100101000211202120112 |
4 | 113033201312003103022130 |
5 | 101344302032232034322 |
6 | 1001224121552305152 |
7 | 30350211315311243 |
oct | 2717416603231234 |
9 | 441840330752515 |
10 | 102222202221212 |
11 | 2a631213254607 |
12 | b56b4208421b8 |
13 | 4506687702788 |
14 | 1b3581c32395a |
15 | bc4079e975e2 |
hex | 5cf8760d329c |
102222202221212 has 12 divisors (see below), whose sum is σ = 179068281029400. Its totient is φ = 51059836212816.
The previous prime is 102222202221211. The next prime is 102222202221257. The reversal of 102222202221212 is 212122202222201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102222202221211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12816219962 + ... + 12816227937.
It is an arithmetic number, because the mean of its divisors is an integer number (14922356752450).
Almost surely, 2102222202221212 is an apocalyptic number.
It is an amenable number.
102222202221212 is a deficient number, since it is larger than the sum of its proper divisors (76846078808188).
102222202221212 is a wasteful number, since it uses less digits than its factorization.
102222202221212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25632448900 (or 25632448898 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
Adding to 102222202221212 its reverse (212122202222201), we get a palindrome (314344404443413).
The spelling of 102222202221212 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred two million, two hundred twenty-one thousand, two hundred twelve".
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