Base | Representation |
---|---|
bin | 11011101111101000111011… |
… | …101011110100001011010011 |
3 | 121000001002120211122100202201 |
4 | 123233220323223310023103 |
5 | 111443143023142033021 |
6 | 1111303403405024031 |
7 | 34462504452466264 |
oct | 3357507353641323 |
9 | 530032524570681 |
10 | 122021022221011 |
11 | 35974908a64871 |
12 | 118285a9555017 |
13 | 53116c1086174 |
14 | 221bbc589896b |
15 | e190a7ebe591 |
hex | 6efa3baf42d3 |
122021022221011 has 8 divisors (see below), whose sum is σ = 122522669016048. Its totient is φ = 121519498500000.
The previous prime is 122021022221009. The next prime is 122021022221023. The reversal of 122021022221011 is 110122220120221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122021022221011 - 21 = 122021022221009 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 122021022221011.
It is not an unprimeable number, because it can be changed into a prime (122021022221311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28781280 + ... + 32747581.
It is an arithmetic number, because the mean of its divisors is an integer number (15315333627006).
Almost surely, 2122021022221011 is an apocalyptic number.
122021022221011 is a deficient number, since it is larger than the sum of its proper divisors (501646795037).
122021022221011 is an equidigital number, since it uses as much as digits as its factorization.
122021022221011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61537013.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 122021022221011 its reverse (110122220120221), we get a palindrome (232143242341232).
The spelling of 122021022221011 in words is "one hundred twenty-two trillion, twenty-one billion, twenty-two million, two hundred twenty-one thousand, eleven".
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