Base | Representation |
---|---|
bin | 100000001010010101100… |
… | …011001100011001000010 |
3 | 21211021201012212122110002 |
4 | 200022111203030121002 |
5 | 242202312242033442 |
6 | 4411152141240002 |
7 | 315450613625564 |
oct | 40122543143102 |
9 | 7737635778402 |
10 | 2210122221122 |
11 | 782342415592 |
12 | 2b8405563002 |
13 | 13054b9948aa |
14 | 78d8302b334 |
15 | 3c754e03732 |
hex | 202958cc642 |
2210122221122 has 4 divisors (see below), whose sum is σ = 3315183331686. Its totient is φ = 1105061110560.
The previous prime is 2210122221121. The next prime is 2210122221161. The reversal of 2210122221122 is 2211222210122.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1348476015121 + 861646206001 = 1161239^2 + 928249^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2210122221094 and 2210122221103.
It is not an unprimeable number, because it can be changed into a prime (2210122221121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552530555279 + ... + 552530555282.
Almost surely, 22210122221122 is an apocalyptic number.
2210122221122 is a deficient number, since it is larger than the sum of its proper divisors (1105061110564).
2210122221122 is a wasteful number, since it uses less digits than its factorization.
2210122221122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1105061110563.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 2210122221122 its reverse (2211222210122), we get a palindrome (4421344431244).
The spelling of 2210122221122 in words is "two trillion, two hundred ten billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-two".
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