Base | Representation |
---|---|
bin | 10111000000110101001101… |
… | …111100110010011101100010 |
3 | 111021100210102002021011111001 |
4 | 113000311031330302131202 |
5 | 101231230102300024302 |
6 | 555132125351142214 |
7 | 30214224653111113 |
oct | 2700651574623542 |
9 | 437323362234431 |
10 | 101212212111202 |
11 | 2a28194915a155 |
12 | b42773107496a |
13 | 446236980024a |
14 | 1adc9a91b020a |
15 | ba7b66678787 |
hex | 5c0d4df32762 |
101212212111202 has 8 divisors (see below), whose sum is σ = 153524141966700. Its totient is φ = 50037498122304.
The previous prime is 101212212111191. The next prime is 101212212111203. The reversal of 101212212111202 is 202111212212101.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 93542187101841 + 7670025009361 = 9671721^2 + 2769481^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×1012122121112023 (a number of 43 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 101212212111202.
It is not an unprimeable number, because it can be changed into a prime (101212212111203) 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, 284303966427 + ... + 284303966782.
Almost surely, 2101212212111202 is an apocalyptic number.
101212212111202 is a deficient number, since it is larger than the sum of its proper divisors (52311929855498).
101212212111202 is an equidigital number, since it uses as much as digits as its factorization.
101212212111202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568607933300.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 101212212111202 its reverse (202111212212101), we get a palindrome (303323424323303).
The spelling of 101212212111202 in words is "one hundred one trillion, two hundred twelve billion, two hundred twelve million, one hundred eleven thousand, two hundred two".
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