Base | Representation |
---|---|
bin | 10001110001011011010… |
… | …001011111001110111011 |
3 | 11022202101122020000010221 |
4 | 101301123101133032323 |
5 | 130002211304214344 |
6 | 2333020340520511 |
7 | 154144000624444 |
oct | 21613321371673 |
9 | 4282348200127 |
10 | 1221302023099 |
11 | 430a51175364 |
12 | 1788436b0137 |
13 | 8b2259583c2 |
14 | 4317b6da2cb |
15 | 21b7ede6184 |
hex | 11c5b45f3bb |
1221302023099 has 2 divisors, whose sum is σ = 1221302023100. Its totient is φ = 1221302023098.
The previous prime is 1221302023087. The next prime is 1221302023159. The reversal of 1221302023099 is 9903202031221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1221302023099 - 29 = 1221302022587 is a prime.
It is not a weakly prime, because it can be changed into another prime (1221302723099) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610651011549 + 610651011550.
It is an arithmetic number, because the mean of its divisors is an integer number (610651011550).
Almost surely, 21221302023099 is an apocalyptic number.
1221302023099 is a deficient number, since it is larger than the sum of its proper divisors (1).
1221302023099 is an equidigital number, since it uses as much as digits as its factorization.
1221302023099 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11664, while the sum is 34.
The spelling of 1221302023099 in words is "one trillion, two hundred twenty-one billion, three hundred two million, twenty-three thousand, ninety-nine".
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