Base | Representation |
---|---|
bin | 10001110000011010001… |
… | …100001101011000011110 |
3 | 11022122120112121120222122 |
4 | 101300122030031120132 |
5 | 124442442242321342 |
6 | 2332320133342542 |
7 | 154104641614232 |
oct | 21603214153036 |
9 | 4278515546878 |
10 | 1220210120222 |
11 | 430540890595 |
12 | 178599a97a52 |
13 | 8b0b0681122 |
14 | 430b66a85c2 |
15 | 21b1910e4d2 |
hex | 11c1a30d61e |
1220210120222 has 8 divisors (see below), whose sum is σ = 1830321714000. Its totient is φ = 610102882224.
The previous prime is 1220210120159. The next prime is 1220210120267. The reversal of 1220210120222 is 2220210120221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1220210120222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263447 + ... + 1584242.
It is an arithmetic number, because the mean of its divisors is an integer number (228790214250).
Almost surely, 21220210120222 is an apocalyptic number.
1220210120222 is a deficient number, since it is larger than the sum of its proper divisors (610111593778).
1220210120222 is a wasteful number, since it uses less digits than its factorization.
1220210120222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2177890.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 1220210120222 its reverse (2220210120221), we get a palindrome (3440420240443).
Subtracting 1220210120222 from its reverse (2220210120221), we obtain a palindrome (999999999999).
The spelling of 1220210120222 in words is "one trillion, two hundred twenty billion, two hundred ten million, one hundred twenty thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •