Base | Representation |
---|---|
bin | 1011000110001001010111… |
… | …0010010101001111001100 |
3 | 1121012022220022120001011220 |
4 | 2301202111302111033030 |
5 | 3044342022322320022 |
6 | 41540412002043340 |
7 | 2366302553652561 |
oct | 261422562251714 |
9 | 47168808501156 |
10 | 12200220120012 |
11 | 39840a2220471 |
12 | 1450599049550 |
13 | 6a66254bbc92 |
14 | 3026caddc868 |
15 | 16255087585c |
hex | b1895c953cc |
12200220120012 has 48 divisors (see below), whose sum is σ = 29810595290112. Its totient is φ = 3876082080640.
The previous prime is 12200220120007. The next prime is 12200220120017. The reversal of 12200220120012 is 21002102200221.
It is an interprime number because it is at equal distance from previous prime (12200220120007) and next prime (12200220120017).
It is a junction number, because it is equal to n+sod(n) for n = 12200220119973 and 12200220120000.
It is not an unprimeable number, because it can be changed into a prime (12200220120017) 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, 78576708 + ... + 78731819.
It is an arithmetic number, because the mean of its divisors is an integer number (621054068544).
Almost surely, 212200220120012 is an apocalyptic number.
12200220120012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12200220120012 is an abundant number, since it is smaller than the sum of its proper divisors (17610375170100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12200220120012 is a wasteful number, since it uses less digits than its factorization.
12200220120012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157308838 (or 157308836 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 12200220120012 its reverse (21002102200221), we get a palindrome (33202322320233).
The spelling of 12200220120012 in words is "twelve trillion, two hundred billion, two hundred twenty million, one hundred twenty thousand, twelve".
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