Base | Representation |
---|---|
bin | 11011110010011001001000… |
… | …110100101110010011101110 |
3 | 121000201011221102221101211110 |
4 | 123302121020310232103232 |
5 | 112004243013113033402 |
6 | 1111530333420132450 |
7 | 34512253131451530 |
oct | 3362311064562356 |
9 | 530634842841743 |
10 | 122210221221102 |
11 | 35a38077957963 |
12 | 118591ab997126 |
13 | 53264b3774b21 |
14 | 22270132ab850 |
15 | e1de7d0b256c |
hex | 6f2648d2e4ee |
122210221221102 has 32 divisors (see below), whose sum is σ = 279339011741952. Its totient is φ = 34917035658624.
The previous prime is 122210221221041. The next prime is 122210221221107. The reversal of 122210221221102 is 201122122012221.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122210221221107) 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, 1737813 + ... + 15730239.
It is an arithmetic number, because the mean of its divisors is an integer number (8729344116936).
Almost surely, 2122210221221102 is an apocalyptic number.
122210221221102 is an abundant number, since it is smaller than the sum of its proper divisors (157128790520850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122210221221102 is a wasteful number, since it uses less digits than its factorization.
122210221221102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14200392.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 122210221221102 its reverse (201122122012221), we get a palindrome (323332343233323).
The spelling of 122210221221102 in words is "one hundred twenty-two trillion, two hundred ten billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred two".
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