Base | Representation |
---|---|
bin | 10001100111111011010… |
… | …011100100100111101010 |
3 | 11021210001210010021020222 |
4 | 101213323103210213222 |
5 | 124320314104201442 |
6 | 2324212251250042 |
7 | 153333144222326 |
oct | 21477323444752 |
9 | 4253053107228 |
10 | 1211102022122 |
11 | 427697577693 |
12 | 176877749922 |
13 | 8a28b6b3375 |
14 | 42890b94986 |
15 | 217846cd8d2 |
hex | 119fb4e49ea |
1211102022122 has 4 divisors (see below), whose sum is σ = 1816653033186. Its totient is φ = 605551011060.
The previous prime is 1211102022047. The next prime is 1211102022131. The reversal of 1211102022122 is 2212202011121.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1038587230321 + 172514791801 = 1019111^2 + 415349^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1211102022122.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302775505529 + ... + 302775505532.
Almost surely, 21211102022122 is an apocalyptic number.
1211102022122 is a deficient number, since it is larger than the sum of its proper divisors (605551011064).
1211102022122 is an equidigital number, since it uses as much as digits as its factorization.
1211102022122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 605551011063.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 1211102022122 its reverse (2212202011121), we get a palindrome (3423304033243).
The spelling of 1211102022122 in words is "one trillion, two hundred eleven billion, one hundred two million, twenty-two thousand, one hundred twenty-two".
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