Base | Representation |
---|---|
bin | 11011100011110101110010… |
… | …111110011001111010101010 |
3 | 120220011120201022111202120001 |
4 | 123203311302332121322222 |
5 | 111341401442430201442 |
6 | 1105443110404453214 |
7 | 34350101530144402 |
oct | 3343656276317252 |
9 | 526146638452501 |
10 | 121210201022122 |
11 | 35691a595961a3 |
12 | 117174230aa20a |
13 | 52830c4256434 |
14 | 21d08682c7802 |
15 | e02e4ebab2b7 |
hex | 6e3d72f99eaa |
121210201022122 has 8 divisors (see below), whose sum is σ = 181830142423872. Its totient is φ = 60600153547500.
The previous prime is 121210201022089. The next prime is 121210201022143. The reversal of 121210201022122 is 221220102012121.
121210201022122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 121210201022122.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 2473451154 + ... + 2473500157.
It is an arithmetic number, because the mean of its divisors is an integer number (22728767802984).
Almost surely, 2121210201022122 is an apocalyptic number.
121210201022122 is a deficient number, since it is larger than the sum of its proper divisors (60619941401750).
121210201022122 is a wasteful number, since it uses less digits than its factorization.
121210201022122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4946963564.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 121210201022122 its reverse (221220102012121), we get a palindrome (342430303034243).
The spelling of 121210201022122 in words is "one hundred twenty-one trillion, two hundred ten billion, two hundred one million, twenty-two thousand, one hundred twenty-two".
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