Base | Representation |
---|---|
bin | 10111000000110101000001… |
… | …111110011101010001010101 |
3 | 111021100202220002020221102222 |
4 | 113000311001332131101111 |
5 | 101231224144333101401 |
6 | 555132053413312125 |
7 | 30214216663431443 |
oct | 2700650176352125 |
9 | 437322802227388 |
10 | 101212011222101 |
11 | 2a28185581a1aa |
12 | b427695935645 |
13 | 4462336cc4360 |
14 | 1adc98a639b93 |
15 | ba7b53be5c1b |
hex | 5c0d41f9d455 |
101212011222101 has 8 divisors (see below), whose sum is σ = 109003780291224. Its totient is φ = 93421132116480.
The previous prime is 101212011222073. The next prime is 101212011222137. The reversal of 101212011222101 is 101222110212101.
It can be written as a sum of positive squares in 4 ways, for example, as 3468436915876 + 97743574306225 = 1862374^2 + 9886535^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 101212011222101 - 26 = 101212011222037 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 101212011222101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101212011222401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222254660 + ... + 222709581.
It is an arithmetic number, because the mean of its divisors is an integer number (13625472536403).
Almost surely, 2101212011222101 is an apocalyptic number.
It is an amenable number.
101212011222101 is a deficient number, since it is larger than the sum of its proper divisors (7791769069123).
101212011222101 is a wasteful number, since it uses less digits than its factorization.
101212011222101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444981751.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 101212011222101 its reverse (101222110212101), we get a palindrome (202434121434202).
The spelling of 101212011222101 in words is "one hundred one trillion, two hundred twelve billion, eleven million, two hundred twenty-two thousand, one hundred one".
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