Base | Representation |
---|---|
bin | 1010001011111100000010… |
… | …0111000111011000110101 |
3 | 1110122201200222101110012120 |
4 | 2202333000213013120311 |
5 | 2432001013033020041 |
6 | 35453150032510153 |
7 | 2234121450365205 |
oct | 242770047073065 |
9 | 43581628343176 |
10 | 11200211220021 |
11 | 3628a8a27690a |
12 | 130a8140ab359 |
13 | 633238428495 |
14 | 2aa14371a405 |
15 | 146523452366 |
hex | a2fc09c7635 |
11200211220021 has 16 divisors (see below), whose sum is σ = 14948994101184. Its totient is φ = 7459119765504.
The previous prime is 11200211219983. The next prime is 11200211220049. The reversal of 11200211220021 is 12002211200211.
11200211220021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 11200211220021 - 210 = 11200211218997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11200211220071) 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, 24355795 + ... + 24811391.
It is an arithmetic number, because the mean of its divisors is an integer number (934312131324).
Almost surely, 211200211220021 is an apocalyptic number.
It is an amenable number.
11200211220021 is a deficient number, since it is larger than the sum of its proper divisors (3748782881163).
11200211220021 is a wasteful number, since it uses less digits than its factorization.
11200211220021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 464020.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 11200211220021 its reverse (12002211200211), we get a palindrome (23202422420232).
The spelling of 11200211220021 in words is "eleven trillion, two hundred billion, two hundred eleven million, two hundred twenty thousand, twenty-one".
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