Base | Representation |
---|---|
bin | 110010010001100110101100… |
… | …111001110011101000010011 |
3 | 1001222220010000021101212001201 |
4 | 302101212230321303220103 |
5 | 212440200101210401321 |
6 | 2102133300235412031 |
7 | 64400552160145141 |
oct | 6221465471635023 |
9 | 1058803007355051 |
10 | 221112112200211 |
11 | 644a9135a576a1 |
12 | 20971012bb4017 |
13 | 964ba2380834b |
14 | 3c85c51c12591 |
15 | 1a86977e0b291 |
hex | c919ace73a13 |
221112112200211 has 8 divisors (see below), whose sum is σ = 225284291556480. Its totient is φ = 216939942203712.
The previous prime is 221112112200143. The next prime is 221112112200257. The reversal of 221112112200211 is 112002211211122.
It is a happy number.
221112112200211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-221112112200211 is a prime.
It is a super-3 number, since 3×2211121122002113 (a number of 44 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (221112112000211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61769295 + ... + 65250823.
It is an arithmetic number, because the mean of its divisors is an integer number (28160536444560).
Almost surely, 2221112112200211 is an apocalyptic number.
221112112200211 is a deficient number, since it is larger than the sum of its proper divisors (4172179356269).
221112112200211 is a wasteful number, since it uses less digits than its factorization.
221112112200211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4679885.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 221112112200211 its reverse (112002211211122), we get a palindrome (333114323411333).
The spelling of 221112112200211 in words is "two hundred twenty-one trillion, one hundred twelve billion, one hundred twelve million, two hundred thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •