Base | Representation |
---|---|
bin | 1011000110110101101010… |
… | …0110010101101011000010 |
3 | 1121020110121002021021020001 |
4 | 2301231122212111223002 |
5 | 3100040401134202320 |
6 | 41550100010510214 |
7 | 2400203343316432 |
oct | 261553246255302 |
9 | 47213532237201 |
10 | 12212112022210 |
11 | 398914495a611 |
12 | 145295773536a |
13 | 6a779c1361b9 |
14 | 3030d851c2c2 |
15 | 1629e989220a |
hex | b1b5a995ac2 |
12212112022210 has 64 divisors (see below), whose sum is σ = 23024668068864. Its totient is φ = 4654743385600.
The previous prime is 12212112022207. The next prime is 12212112022217. The reversal of 12212112022210 is 1222021121221.
12212112022210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (12212112022217) 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, 65327175 + ... + 65513845.
It is an arithmetic number, because the mean of its divisors is an integer number (359760438576).
Almost surely, 212212112022210 is an apocalyptic number.
12212112022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12212112022210 is a deficient number, since it is larger than the sum of its proper divisors (10812556046654).
12212112022210 is a wasteful number, since it uses less digits than its factorization.
12212112022210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187779.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 12212112022210 its reverse (1222021121221), we get a palindrome (13434133143431).
The spelling of 12212112022210 in words is "twelve trillion, two hundred twelve billion, one hundred twelve million, twenty-two thousand, two hundred ten".
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