Base | Representation |
---|---|
bin | 1011000111010011000101… |
… | …0111100010011110001011 |
3 | 1121021012222112002211200121 |
4 | 2301310301113202132023 |
5 | 3100203040103224321 |
6 | 41553443432244111 |
7 | 2400603146652505 |
oct | 261646127423613 |
9 | 47235875084617 |
10 | 12220010211211 |
11 | 3991528209940 |
12 | 14543a0840637 |
13 | 6a845a55040a |
14 | 303647482d75 |
15 | 162d0ce7b441 |
hex | b1d315e278b |
12220010211211 has 64 divisors (see below), whose sum is σ = 14770735349760. Its totient is φ = 9986114160000.
The previous prime is 12220010211151. The next prime is 12220010211217. The reversal of 12220010211211 is 11211201002221.
It is not a de Polignac number, because 12220010211211 - 211 = 12220010209163 is a prime.
It is a super-2 number, since 2×122200102112112 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12220010211217) by changing a digit.
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, 67310386 + ... + 67491688.
It is an arithmetic number, because the mean of its divisors is an integer number (230792739840).
Almost surely, 212220010211211 is an apocalyptic number.
12220010211211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12220010211211 is a deficient number, since it is larger than the sum of its proper divisors (2550725138549).
12220010211211 is a wasteful number, since it uses less digits than its factorization.
12220010211211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181568.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12220010211211 its reverse (11211201002221), we get a palindrome (23431211213432).
The spelling of 12220010211211 in words is "twelve trillion, two hundred twenty billion, ten million, two hundred eleven thousand, two hundred eleven".
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