Base | Representation |
---|---|
bin | 110010000100101001111010… |
… | …000100110010110001110101 |
3 | 1001212202000222211212200012110 |
4 | 302010221322010302301311 |
5 | 212331110032002241041 |
6 | 2100212403234441233 |
7 | 64246346304435201 |
oct | 6204517204626165 |
9 | 1055660884780173 |
10 | 220222201212021 |
11 | 64195790448798 |
12 | 20848655733219 |
13 | 95b5b31303918 |
14 | 3c54b5071db01 |
15 | 1a6d7414c1516 |
hex | c84a7a132c75 |
220222201212021 has 8 divisors (see below), whose sum is σ = 294065901175360. Its totient is φ = 146596651028352.
The previous prime is 220222201211993. The next prime is 220222201212029. The reversal of 220222201212021 is 120212102222022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 220222201212021 - 214 = 220222201195637 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220222201212029) 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, 54537442561 + ... + 54537446598.
It is an arithmetic number, because the mean of its divisors is an integer number (36758237646920).
Almost surely, 2220222201212021 is an apocalyptic number.
It is an amenable number.
220222201212021 is a deficient number, since it is larger than the sum of its proper divisors (73843699963339).
220222201212021 is a wasteful number, since it uses less digits than its factorization.
220222201212021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109074889835.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 220222201212021 its reverse (120212102222022), we get a palindrome (340434303434043).
The spelling of 220222201212021 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred one million, two hundred twelve thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •