Base | Representation |
---|---|
bin | 10001101000110111011… |
… | …100100101111111110110 |
3 | 11021212200002201200011120 |
4 | 101220313130211333312 |
5 | 124324400410120042 |
6 | 2324500333444410 |
7 | 153400145450220 |
oct | 21506734457766 |
9 | 4255602650146 |
10 | 1212111020022 |
11 | 428065086751 |
12 | 176ab9640706 |
13 | 8a3bc750c46 |
14 | 42948ba5410 |
15 | 217e308adec |
hex | 11a37725ff6 |
1212111020022 has 16 divisors (see below), whose sum is σ = 2770539474432. Its totient is φ = 346317434280.
The previous prime is 1212111019993. The next prime is 1212111020053. The reversal of 1212111020022 is 2200201112121.
It is a junction number, because it is equal to n+sod(n) for n = 1212111019983 and 1212111020010.
It is a congruent number.
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, 14429893054 + ... + 14429893137.
It is an arithmetic number, because the mean of its divisors is an integer number (173158717152).
Almost surely, 21212111020022 is an apocalyptic number.
1212111020022 is an abundant number, since it is smaller than the sum of its proper divisors (1558428454410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212111020022 is a wasteful number, since it uses less digits than its factorization.
1212111020022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28859786203.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1212111020022 its reverse (2200201112121), we get a palindrome (3412312132143).
The spelling of 1212111020022 in words is "one trillion, two hundred twelve billion, one hundred eleven million, twenty thousand, twenty-two".
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