Base | Representation |
---|---|
bin | 110010010001100100101111… |
… | …101010110101000111000001 |
3 | 1001222212220120211212000202101 |
4 | 302101210233222311013001 |
5 | 212440131300321401423 |
6 | 2102132311542150401 |
7 | 64400446125241051 |
oct | 6221445752650701 |
9 | 1058786524760671 |
10 | 221110011122113 |
11 | 644a8257a52613 |
12 | 20970727422401 |
13 | 964b77a430879 |
14 | 3c85ad2b65561 |
15 | 1a868a372e7ad |
hex | c9192fab51c1 |
221110011122113 has 4 divisors (see below), whose sum is σ = 232747380128560. Its totient is φ = 209472642115668.
The previous prime is 221110011122107. The next prime is 221110011122179. The reversal of 221110011122113 is 311221110011122.
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 a de Polignac number, because none of the positive numbers 2k-221110011122113 is a prime.
It is a super-2 number, since 2×2211100111221132 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 11637369006427 = 221110011122113 / (2 + 2 + 1 + 1 + 1 + 0 + 0 + 1 + 1 + 1 + 2 + 2 + 1 + 1 + 3).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (221110011122813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5818684503195 + ... + 5818684503232.
It is an arithmetic number, because the mean of its divisors is an integer number (58186845032140).
Almost surely, 2221110011122113 is an apocalyptic number.
It is an amenable number.
221110011122113 is a deficient number, since it is larger than the sum of its proper divisors (11637369006447).
221110011122113 is a wasteful number, since it uses less digits than its factorization.
221110011122113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11637369006446.
The product of its (nonzero) digits is 48, while the sum is 19.
Adding to 221110011122113 its reverse (311221110011122), we get a palindrome (532331121133235).
The spelling of 221110011122113 in words is "two hundred twenty-one trillion, one hundred ten billion, eleven million, one hundred twenty-two thousand, one hundred thirteen".
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