Base | Representation |
---|---|
bin | 11110101111000100001… |
… | …110010010011100000010 |
3 | 21110220202100022220211022 |
4 | 132233010032102130002 |
5 | 234101110440202320 |
6 | 4254143415345442 |
7 | 305411220316523 |
oct | 36570416223402 |
9 | 7426670286738 |
10 | 2112121022210 |
11 | 744822288311 |
12 | 2a1415082282 |
13 | 1242312cc8b4 |
14 | 7432763284a |
15 | 39e1b3e1325 |
hex | 1ebc4392702 |
2112121022210 has 32 divisors (see below), whose sum is σ = 3816121123584. Its totient is φ = 841670352000.
The previous prime is 2112121022201. The next prime is 2112121022287. The reversal of 2112121022210 is 122201212112.
It is a super-2 number, since 2×21121210222102 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69255065 + ... + 69285555.
It is an arithmetic number, because the mean of its divisors is an integer number (119253785112).
Almost surely, 22112121022210 is an apocalyptic number.
2112121022210 is a deficient number, since it is larger than the sum of its proper divisors (1704000101374).
2112121022210 is a wasteful number, since it uses less digits than its factorization.
2112121022210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56330.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 2112121022210 its reverse (122201212112), we get a palindrome (2234322234322).
The spelling of 2112121022210 in words is "two trillion, one hundred twelve billion, one hundred twenty-one million, twenty-two thousand, two hundred ten".
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