Base | Representation |
---|---|
bin | 110111111110110111… |
… | …1001011111010100011 |
3 | 102111022102020210010222 |
4 | 1233331233023322203 |
5 | 3432203101402321 |
6 | 131121231513255 |
7 | 11454122451401 |
oct | 1577557137243 |
9 | 374272223128 |
10 | 120221122211 |
11 | 46a92764553 |
12 | 1b37198882b |
13 | b44bc58808 |
14 | 5b66866471 |
15 | 31d95d33ab |
hex | 1bfdbcbea3 |
120221122211 has 8 divisors (see below), whose sum is σ = 120998465280. Its totient is φ = 119444264712.
The previous prime is 120221122207. The next prime is 120221122309. The reversal of 120221122211 is 112221122021.
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 120221122211 - 22 = 120221122207 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 120221122211.
It is not an unprimeable number, because it can be changed into a prime (120221122711) 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, 382106 + ... + 621648.
It is an arithmetic number, because the mean of its divisors is an integer number (15124808160).
Almost surely, 2120221122211 is an apocalyptic number.
120221122211 is a deficient number, since it is larger than the sum of its proper divisors (777343069).
120221122211 is a wasteful number, since it uses less digits than its factorization.
120221122211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242785.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 120221122211 its reverse (112221122021), we get a palindrome (232442244232).
The spelling of 120221122211 in words is "one hundred twenty billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred eleven".
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