Base | Representation |
---|---|
bin | 11110100011111110111… |
… | …111111001000011110101 |
3 | 21102210001002121020012020 |
4 | 132203332333321003311 |
5 | 233402223340431401 |
6 | 4244455002343353 |
7 | 304510315111062 |
oct | 36437677710365 |
9 | 7383032536166 |
10 | 2100222202101 |
11 | 73a776753691 |
12 | 29b0541bab59 |
13 | 12308610293a |
14 | 73919231c69 |
15 | 399719a9d36 |
hex | 1e8feff90f5 |
2100222202101 has 8 divisors (see below), whose sum is σ = 2922048281280. Its totient is φ = 1339272128832.
The previous prime is 2100222202097. The next prime is 2100222202153. The reversal of 2100222202101 is 1012022220012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2100222202101 - 22 = 2100222202097 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2100222202301) 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, 15219001396 + ... + 15219001533.
It is an arithmetic number, because the mean of its divisors is an integer number (365256035160).
Almost surely, 22100222202101 is an apocalyptic number.
It is an amenable number.
2100222202101 is a deficient number, since it is larger than the sum of its proper divisors (821826079179).
2100222202101 is a wasteful number, since it uses less digits than its factorization.
2100222202101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30438002955.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2100222202101 its reverse (1012022220012), we get a palindrome (3112244422113).
The spelling of 2100222202101 in words is "two trillion, one hundred billion, two hundred twenty-two million, two hundred two thousand, one hundred one".
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