Base | Representation |
---|---|
bin | 11101101111110110010… |
… | …10001100000000101001 |
3 | 10121201021100222201010102 |
4 | 32313323022030000221 |
5 | 113221300434013001 |
6 | 2101320024155145 |
7 | 133563053105222 |
oct | 16677312140051 |
9 | 3551240881112 |
10 | 1022121001001 |
11 | 36452a727401 |
12 | 146116308ab5 |
13 | 75502205249 |
14 | 376842c4249 |
15 | 1b8c37e6e6b |
hex | edfb28c029 |
1022121001001 has 8 divisors (see below), whose sum is σ = 1036426619520. Its totient is φ = 1007849567088.
The previous prime is 1022121000913. The next prime is 1022121001007. The reversal of 1022121001001 is 1001001212201.
1022121001001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1022121001001 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1022121001007) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8485931 + ... + 8605536.
It is an arithmetic number, because the mean of its divisors is an integer number (129553327440).
Almost surely, 21022121001001 is an apocalyptic number.
It is an amenable number.
1022121001001 is a deficient number, since it is larger than the sum of its proper divisors (14305618519).
1022121001001 is an equidigital number, since it uses as much as digits as its factorization.
1022121001001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17092303.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 1022121001001 its reverse (1001001212201), we get a palindrome (2023122213202).
The spelling of 1022121001001 in words is "one trillion, twenty-two billion, one hundred twenty-one million, one thousand, one".
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