Base | Representation |
---|---|
bin | 10001110010001010111… |
… | …001010101111110101111 |
3 | 11022211110022122020120010 |
4 | 101302022321111332233 |
5 | 130010330324000421 |
6 | 2333231521424303 |
7 | 154202542050465 |
oct | 21621271257657 |
9 | 4284408566503 |
10 | 1222101000111 |
11 | 431321177642 |
12 | 178a2719b093 |
13 | 8b322340774 |
14 | 4321587a835 |
15 | 21bca11a076 |
hex | 11c8ae55faf |
1222101000111 has 8 divisors (see below), whose sum is σ = 1715229473920. Its totient is φ = 771853263192.
The previous prime is 1222101000077. The next prime is 1222101000119. The reversal of 1222101000111 is 1110001012221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1222101000111 - 29 = 1222100999599 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222101000119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10720184155 + ... + 10720184268.
It is an arithmetic number, because the mean of its divisors is an integer number (214403684240).
Almost surely, 21222101000111 is an apocalyptic number.
1222101000111 is a deficient number, since it is larger than the sum of its proper divisors (493128473809).
1222101000111 is a wasteful number, since it uses less digits than its factorization.
1222101000111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21440368445.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1222101000111 its reverse (1110001012221), we get a palindrome (2332102012332).
The spelling of 1222101000111 in words is "one trillion, two hundred twenty-two billion, one hundred one million, one hundred eleven", and thus it is an aban number.
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