Base | Representation |
---|---|
bin | 11011110010100010011100… |
… | …111011011110100000000101 |
3 | 121000202010202102120101100111 |
4 | 123302202130323132200011 |
5 | 112004424003341241401 |
6 | 1111535110040113021 |
7 | 34513056020461636 |
oct | 3362423473364005 |
9 | 530663672511314 |
10 | 122220222212101 |
11 | 35a4133a189482 |
12 | 1185b121165771 |
13 | 532741871b390 |
14 | 22276c160b88d |
15 | e1e3660b8e51 |
hex | 6f289cede805 |
122220222212101 has 16 divisors (see below), whose sum is σ = 131938308311040. Its totient is φ = 112547364557760.
The previous prime is 122220222212087. The next prime is 122220222212111. The reversal of 122220222212101 is 101212222022221.
It is a cyclic number.
It is not a de Polignac number, because 122220222212101 - 235 = 122185862473733 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122220222212111) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357048636 + ... + 357390778.
It is an arithmetic number, because the mean of its divisors is an integer number (8246144269440).
Almost surely, 2122220222212101 is an apocalyptic number.
It is an amenable number.
122220222212101 is a deficient number, since it is larger than the sum of its proper divisors (9718086098939).
122220222212101 is a wasteful number, since it uses less digits than its factorization.
122220222212101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 408156.
The product of its (nonzero) digits is 512, while the sum is 22.
Adding to 122220222212101 its reverse (101212222022221), we get a palindrome (223432444234322).
The spelling of 122220222212101 in words is "one hundred twenty-two trillion, two hundred twenty billion, two hundred twenty-two million, two hundred twelve thousand, one hundred one".
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