Base | Representation |
---|---|
bin | 11101000111101010111… |
… | …111001011001110000010 |
3 | 21002022012020212112120220 |
4 | 131013222333023032002 |
5 | 230241224132102320 |
6 | 4131143233243510 |
7 | 264401115144630 |
oct | 35075277131602 |
9 | 7068166775526 |
10 | 2001102222210 |
11 | 701732043733 |
12 | 2839b1103596 |
13 | 11691aa12670 |
14 | 6cbd500a350 |
15 | 370beb51e40 |
hex | 1d1eafcb382 |
2001102222210 has 128 divisors (see below), whose sum is σ = 6222050795520. Its totient is φ = 399988958976.
The previous prime is 2001102222151. The next prime is 2001102222227. The reversal of 2001102222210 is 122222011002.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2001102222210.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19237722 + ... + 19341461.
It is an arithmetic number, because the mean of its divisors is an integer number (48609771840).
Almost surely, 22001102222210 is an apocalyptic number.
2001102222210 is an abundant number, since it is smaller than the sum of its proper divisors (4220948573310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001102222210 is a wasteful number, since it uses less digits than its factorization.
2001102222210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38579232.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2001102222210 its reverse (122222011002), we get a palindrome (2123324233212).
The spelling of 2001102222210 in words is "two trillion, one billion, one hundred two million, two hundred twenty-two thousand, two hundred ten".
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