Base | Representation |
---|---|
bin | 11110101111001000111… |
… | …011100100101010101100 |
3 | 21110220221211221112000212 |
4 | 132233020323210222230 |
5 | 234101241200032340 |
6 | 4254155320241552 |
7 | 305413166534120 |
oct | 36571073445254 |
9 | 7426854845025 |
10 | 2112200002220 |
11 | 744862922150 |
12 | 2a14376102b8 |
13 | 124244793929 |
14 | 74333d11580 |
15 | 39e232e2a65 |
hex | 1ebc8ee4aac |
2112200002220 has 96 divisors (see below), whose sum is σ = 5530425417216. Its totient is φ = 658312128000.
The previous prime is 2112200002181. The next prime is 2112200002309. The reversal of 2112200002220 is 222000022112.
It is a super-2 number, since 2×21122000022202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 2112200002195 and 2112200002204.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 49337144 + ... + 49379936.
It is an arithmetic number, because the mean of its divisors is an integer number (57608598096).
Almost surely, 22112200002220 is an apocalyptic number.
2112200002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2112200002220 is an abundant number, since it is smaller than the sum of its proper divisors (3418225414996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112200002220 is a wasteful number, since it uses less digits than its factorization.
2112200002220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74871 (or 74869 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 2112200002220 its reverse (222000022112), we get a palindrome (2334200024332).
The spelling of 2112200002220 in words is "two trillion, one hundred twelve billion, two hundred million, two thousand, two hundred twenty".
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