Base | Representation |
---|---|
bin | 11110101111000011100… |
… | …101000101001011100001 |
3 | 21110220201121000002222111 |
4 | 132233003211011023201 |
5 | 234101100204020001 |
6 | 4254142352035321 |
7 | 305411026436305 |
oct | 36570345051341 |
9 | 7426647002874 |
10 | 2112110220001 |
11 | 74481717a471 |
12 | 2a1411532b41 |
13 | 12422bcb9b62 |
14 | 7432601dd05 |
15 | 39e1a4aa851 |
hex | 1ebc39452e1 |
2112110220001 has 4 divisors (see below), whose sum is σ = 2113424540352. Its totient is φ = 2110795899652.
The previous prime is 2112110219987. The next prime is 2112110220041. The reversal of 2112110220001 is 1000220112112.
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 2112110220001 - 25 = 2112110219969 is a prime.
It is a super-2 number, since 2×21121102200012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2112110220041) 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, 657157765 + ... + 657160978.
It is an arithmetic number, because the mean of its divisors is an integer number (528356135088).
Almost surely, 22112110220001 is an apocalyptic number.
It is an amenable number.
2112110220001 is a deficient number, since it is larger than the sum of its proper divisors (1314320351).
2112110220001 is a wasteful number, since it uses less digits than its factorization.
2112110220001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1314320350.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 2112110220001 its reverse (1000220112112), we get a palindrome (3112330332113).
The spelling of 2112110220001 in words is "two trillion, one hundred twelve billion, one hundred ten million, two hundred twenty thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.108 sec. • engine limits •