Base | Representation |
---|---|
bin | 11001000010010100110111… |
… | …000010100111101011000101 |
3 | 112102212111201220122002021102 |
4 | 121002110313002213223011 |
5 | 103413024312000014341 |
6 | 1030104143423025445 |
7 | 32123154141124502 |
oct | 3102246702475305 |
9 | 472774656562242 |
10 | 110111000001221 |
11 | 320a28a3a04a9a |
12 | 104242bb13b285 |
13 | 4959565a08c5b |
14 | 1d29587c724a9 |
15 | cae38e4dbc9b |
hex | 6425370a7ac5 |
110111000001221 has 4 divisors (see below), whose sum is σ = 110111334901344. Its totient is φ = 110110665101100.
The previous prime is 110111000001217. The next prime is 110111000001239. The reversal of 110111000001221 is 122100000111011.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 110111000001221 - 22 = 110111000001217 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 (110111000007221) 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, 166956395 + ... + 167614616.
It is an arithmetic number, because the mean of its divisors is an integer number (27527833725336).
Almost surely, 2110111000001221 is an apocalyptic number.
It is an amenable number.
110111000001221 is a deficient number, since it is larger than the sum of its proper divisors (334900123).
110111000001221 is an equidigital number, since it uses as much as digits as its factorization.
110111000001221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 334900122.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 110111000001221 its reverse (122100000111011), we get a palindrome (232211000112232).
The spelling of 110111000001221 in words is "one hundred ten trillion, one hundred eleven billion, one thousand, two hundred twenty-one".
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