Base | Representation |
---|---|
bin | 111111001111011… |
… | …0111110100111001 |
3 | 12110212221220012212 |
4 | 1332132313310321 |
5 | 13321214202301 |
6 | 550322144505 |
7 | 103404614435 |
oct | 17636676471 |
9 | 5425856185 |
10 | 2122022201 |
11 | 99990a762 |
12 | 4b27b2135 |
13 | 27a82b850 |
14 | 161b7d9c5 |
15 | c64674bb |
hex | 7e7b7d39 |
2122022201 has 8 divisors (see below), whose sum is σ = 2405531520. Its totient is φ = 1855695312.
The previous prime is 2122022153. The next prime is 2122022213. The reversal of 2122022201 is 1022202212.
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 2122022201 - 214 = 2122005817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2122022291) 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, 4295345 + ... + 4295838.
It is an arithmetic number, because the mean of its divisors is an integer number (300691440).
Almost surely, 22122022201 is an apocalyptic number.
It is an amenable number.
2122022201 is a deficient number, since it is larger than the sum of its proper divisors (283509319).
2122022201 is a wasteful number, since it uses less digits than its factorization.
2122022201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8591215.
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 2122022201 is about 46065.4121983077. The cubic root of 2122022201 is about 1285.0399844230.
Adding to 2122022201 its reverse (1022202212), we get a palindrome (3144224413).
The spelling of 2122022201 in words is "two billion, one hundred twenty-two million, twenty-two thousand, two hundred one".
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