Base | Representation |
---|---|
bin | 11110100011111000111… |
… | …010011100101110001011 |
3 | 21102202202222111111220210 |
4 | 132203320322130232023 |
5 | 233402021222041021 |
6 | 4244440514252203 |
7 | 304504635262245 |
oct | 36437072345613 |
9 | 7382688444823 |
10 | 2100120112011 |
11 | 73a724064909 |
12 | 29b025b87063 |
13 | 12306ac099bc |
14 | 73909859095 |
15 | 39967a40e76 |
hex | 1e8f8e9cb8b |
2100120112011 has 32 divisors (see below), whose sum is σ = 2836033159680. Its totient is φ = 1382264672256.
The previous prime is 2100120111967. The next prime is 2100120112061. The reversal of 2100120112011 is 1102110210012.
It is not a de Polignac number, because 2100120112011 - 210 = 2100120110987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2100120112061) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287802315 + ... + 287809611.
It is an arithmetic number, because the mean of its divisors is an integer number (88626036240).
Almost surely, 22100120112011 is an apocalyptic number.
2100120112011 is a deficient number, since it is larger than the sum of its proper divisors (735913047669).
2100120112011 is a wasteful number, since it uses less digits than its factorization.
2100120112011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11283.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 2100120112011 its reverse (1102110210012), we get a palindrome (3202230322023).
The spelling of 2100120112011 in words is "two trillion, one hundred billion, one hundred twenty million, one hundred twelve thousand, eleven".
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