Base | Representation |
---|---|
bin | 1011000111011010111010… |
… | …0110001101101000010001 |
3 | 1121021102101221111122012121 |
4 | 2301312232212031220101 |
5 | 3100221340432210001 |
6 | 41554432124054241 |
7 | 2401006211106430 |
oct | 261665646155021 |
9 | 47242357448177 |
10 | 12222111210001 |
11 | 399240616a380 |
12 | 1454888394381 |
13 | 6a87038caa74 |
14 | 3037a650d117 |
15 | 162dd263e6a1 |
hex | b1dae98da11 |
12222111210001 has 16 divisors (see below), whose sum is σ = 15240756907008. Its totient is φ = 9521972974800.
The previous prime is 12222111209953. The next prime is 12222111210013. The reversal of 12222111210001 is 10001211122221.
12222111210001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12222111210001 - 243 = 3426018187793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12222111210091) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14161885 + ... + 15000106.
It is an arithmetic number, because the mean of its divisors is an integer number (952547306688).
Almost surely, 212222111210001 is an apocalyptic number.
12222111210001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12222111210001 is a deficient number, since it is larger than the sum of its proper divisors (3018645697007).
12222111210001 is a wasteful number, since it uses less digits than its factorization.
12222111210001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29167452.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12222111210001 its reverse (10001211122221), we get a palindrome (22223322332222).
The spelling of 12222111210001 in words is "twelve trillion, two hundred twenty-two billion, one hundred eleven million, two hundred ten thousand, one".
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