Base | Representation |
---|---|
bin | 10111001101111010011101… |
… | …110111010010011000001011 |
3 | 111101112201212011111001021120 |
4 | 113031322131313102120023 |
5 | 101340442214424324321 |
6 | 1001101123235210323 |
7 | 30336201515510220 |
oct | 2715723567223013 |
9 | 441481764431246 |
10 | 102111201011211 |
11 | 2a599131a34617 |
12 | b551a027469a3 |
13 | 44c9077963a22 |
14 | 1b302cc199947 |
15 | bc123002eec6 |
hex | 5cde9ddd260b |
102111201011211 has 16 divisors (see below), whose sum is σ = 155598799855104. Its totient is φ = 58348965495744.
The previous prime is 102111201011137. The next prime is 102111201011263. The reversal of 102111201011211 is 112110102111201.
It is not a de Polignac number, because 102111201011211 - 29 = 102111201010699 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102111201011291) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7847295 + ... + 16303448.
It is an arithmetic number, because the mean of its divisors is an integer number (9724924990944).
Almost surely, 2102111201011211 is an apocalyptic number.
102111201011211 is a deficient number, since it is larger than the sum of its proper divisors (53487598843893).
102111201011211 is a wasteful number, since it uses less digits than its factorization.
102111201011211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24352090.
The product of its (nonzero) digits is 8, while the sum is 15.
Adding to 102111201011211 its reverse (112110102111201), we get a palindrome (214221303122412).
The spelling of 102111201011211 in words is "one hundred two trillion, one hundred eleven billion, two hundred one million, eleven thousand, two hundred eleven".
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