Base | Representation |
---|---|
bin | 10001110010001010110… |
… | …101111010010000011010 |
3 | 11022211110020221112000012 |
4 | 101302022311322100122 |
5 | 130010330111200442 |
6 | 2333231450241522 |
7 | 154202531311556 |
oct | 21621265722032 |
9 | 4284406845005 |
10 | 1222100100122 |
11 | 431320712450 |
12 | 178a26a262a2 |
13 | 8b3220b6c25 |
14 | 432156c4866 |
15 | 21bc9edd582 |
hex | 11c8ad7a41a |
1222100100122 has 16 divisors (see below), whose sum is σ = 1999820790144. Its totient is φ = 555494316000.
The previous prime is 1222100100101. The next prime is 1222100100173. The reversal of 1222100100122 is 2210010012221.
It is a junction number, because it is equal to n+sod(n) for n = 1222100100097 and 1222100100106.
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 7 ways as a sum of consecutive naturals, for example, 2495222 + ... + 2944542.
It is an arithmetic number, because the mean of its divisors is an integer number (124988799384).
Almost surely, 21222100100122 is an apocalyptic number.
1222100100122 is a deficient number, since it is larger than the sum of its proper divisors (777720690022).
1222100100122 is a wasteful number, since it uses less digits than its factorization.
1222100100122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 572965.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1222100100122 its reverse (2210010012221), we get a palindrome (3432110112343).
The spelling of 1222100100122 in words is "one trillion, two hundred twenty-two billion, one hundred million, one hundred thousand, one hundred twenty-two".
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