Base | Representation |
---|---|
bin | 11011101111110011010111… |
… | …001000110010101001110101 |
3 | 121000002011111020122122120210 |
4 | 123233303113020302221311 |
5 | 111443333441334020041 |
6 | 1111312454505020033 |
7 | 34463352115063566 |
oct | 3357632710625165 |
9 | 530064436578523 |
10 | 122032220220021 |
11 | 35979634a39201 |
12 | 1182a7b3784619 |
13 | 5312787017097 |
14 | 221c568b8a16d |
15 | e19511120016 |
hex | 6efcd7232a75 |
122032220220021 has 8 divisors (see below), whose sum is σ = 162710637978240. Its totient is φ = 81354307970912.
The previous prime is 122032220220013. The next prime is 122032220220047. The reversal of 122032220220021 is 120022022230221.
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 122032220220021 - 23 = 122032220220013 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122032220220021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122032220220121) 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, 125813640 + ... + 126779873.
It is an arithmetic number, because the mean of its divisors is an integer number (20338829747280).
Almost surely, 2122032220220021 is an apocalyptic number.
It is an amenable number.
122032220220021 is a deficient number, since it is larger than the sum of its proper divisors (40678417758219).
122032220220021 is a wasteful number, since it uses less digits than its factorization.
122032220220021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252754555.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 122032220220021 its reverse (120022022230221), we get a palindrome (242054242450242).
The spelling of 122032220220021 in words is "one hundred twenty-two trillion, thirty-two billion, two hundred twenty million, two hundred twenty thousand, twenty-one".
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