Base | Representation |
---|---|
bin | 1100110111101111100… |
… | …1100110110111111101 |
3 | 210010202101010001001121 |
4 | 3031323321212313331 |
5 | 12110324214443401 |
6 | 245325420310541 |
7 | 21655416152416 |
oct | 3157371466775 |
9 | 703671101047 |
10 | 221122031101 |
11 | 85860692854 |
12 | 36a313a2451 |
13 | 17b0c2bc52a |
14 | a9b93dc80d |
15 | 5b42978ca1 |
hex | 337be66dfd |
221122031101 has 8 divisors (see below), whose sum is σ = 221353300224. Its totient is φ = 220890856320.
The previous prime is 221122031093. The next prime is 221122031113. The reversal of 221122031101 is 101130221122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221122031101 - 23 = 221122031093 is a prime.
It is a super-2 number, since 2×2211220311012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221122031401) 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, 5274061 + ... + 5315821.
It is an arithmetic number, because the mean of its divisors is an integer number (27669162528).
Almost surely, 2221122031101 is an apocalyptic number.
It is an amenable number.
221122031101 is a deficient number, since it is larger than the sum of its proper divisors (231269123).
221122031101 is a wasteful number, since it uses less digits than its factorization.
221122031101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47171.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 221122031101 its reverse (101130221122), we get a palindrome (322252252223).
The spelling of 221122031101 in words is "two hundred twenty-one billion, one hundred twenty-two million, thirty-one thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •