Base | Representation |
---|---|
bin | 111000100010101010… |
… | …1000110101000111011 |
3 | 102121102010101010001101 |
4 | 1301011111012220323 |
5 | 3442133043310121 |
6 | 131440340032231 |
7 | 11525646022366 |
oct | 1610525065073 |
9 | 377363333041 |
10 | 121422244411 |
11 | 47549767426 |
12 | 1b648092677 |
13 | b5b0a53a00 |
14 | 5c3c1a90dd |
15 | 3259c91491 |
hex | 1c45546a3b |
121422244411 has 12 divisors (see below), whose sum is σ = 131558590200. Its totient is φ = 112015837440.
The previous prime is 121422244357. The next prime is 121422244429. The reversal of 121422244411 is 114442224121.
It is not a de Polignac number, because 121422244411 - 225 = 121388689979 is a prime.
It is a super-2 number, since 2×1214222444112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121422244411.
It is not an unprimeable number, because it can be changed into a prime (121422242411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75691 + ... + 498571.
It is an arithmetic number, because the mean of its divisors is an integer number (10963215850).
Almost surely, 2121422244411 is an apocalyptic number.
121422244411 is a deficient number, since it is larger than the sum of its proper divisors (10136345789).
121422244411 is a wasteful number, since it uses less digits than its factorization.
121422244411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 424606 (or 424593 counting only the distinct ones).
The product of its digits is 4096, while the sum is 28.
Adding to 121422244411 its reverse (114442224121), we get a palindrome (235864468532).
The spelling of 121422244411 in words is "one hundred twenty-one billion, four hundred twenty-two million, two hundred forty-four thousand, four hundred eleven".
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