Base | Representation |
---|---|
bin | 11110101111001010001… |
… | …111110111101000101011 |
3 | 21110221000101112012111120 |
4 | 132233022033313220223 |
5 | 234101312324200021 |
6 | 4254201430030323 |
7 | 305413555421142 |
oct | 36571217675053 |
9 | 7427011465446 |
10 | 2112222100011 |
11 | 744874345591 |
12 | 2a1442aa83a3 |
13 | 12424922cb4a |
14 | 74336c24759 |
15 | 39e2520a2c6 |
hex | 1ebca3f7a2b |
2112222100011 has 4 divisors (see below), whose sum is σ = 2816296133352. Its totient is φ = 1408148066672.
The previous prime is 2112222099947. The next prime is 2112222100031. The reversal of 2112222100011 is 1100012222112.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2112222100011 - 26 = 2112222099947 is a prime.
It is a super-2 number, since 2×21122221000112 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2112222100031) 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, 352037016666 + ... + 352037016671.
It is an arithmetic number, because the mean of its divisors is an integer number (704074033338).
Almost surely, 22112222100011 is an apocalyptic number.
2112222100011 is a deficient number, since it is larger than the sum of its proper divisors (704074033341).
2112222100011 is an equidigital number, since it uses as much as digits as its factorization.
2112222100011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 704074033340.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2112222100011 its reverse (1100012222112), we get a palindrome (3212234322123).
The spelling of 2112222100011 in words is "two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred thousand, eleven".
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