Base | Representation |
---|---|
bin | 10100101100011011… |
… | …011011001001111101 |
3 | 2010100120021021202222 |
4 | 110230123123021331 |
5 | 331001334114401 |
6 | 14112520255125 |
7 | 1414431531356 |
oct | 245433331175 |
9 | 63316237688 |
10 | 22220223101 |
11 | 947281154a |
12 | 43816114a5 |
13 | 213166a10b |
14 | 110b108d2d |
15 | 8a0b2ec1b |
hex | 52c6db27d |
22220223101 has 4 divisors (see below), whose sum is σ = 22762179804. Its totient is φ = 21678266400.
The previous prime is 22220223061. The next prime is 22220223143. The reversal of 22220223101 is 10132202222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10132202222 = 2 ⋅5066101111.
It can be written as a sum of positive squares in 2 ways, for example, as 12910867876 + 9309355225 = 113626^2 + 96485^2 .
It is a cyclic number.
It is not a de Polignac number, because 22220223101 - 234 = 5040353917 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 22220223101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22220223191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270978290 + ... + 270978371.
It is an arithmetic number, because the mean of its divisors is an integer number (5690544951).
Almost surely, 222220223101 is an apocalyptic number.
It is an amenable number.
22220223101 is a deficient number, since it is larger than the sum of its proper divisors (541956703).
22220223101 is an equidigital number, since it uses as much as digits as its factorization.
22220223101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 541956702.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 22220223101 its reverse (10132202222), we get a palindrome (32352425323).
The spelling of 22220223101 in words is "twenty-two billion, two hundred twenty million, two hundred twenty-three thousand, one hundred one".
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