Base | Representation |
---|---|
bin | 111000010110101011… |
… | …1100000101011111010 |
3 | 102120101002220021020221 |
4 | 1300231113200223322 |
5 | 3440322134102302 |
6 | 131332415210254 |
7 | 11512664626105 |
oct | 1605527405372 |
9 | 376332807227 |
10 | 121020222202 |
11 | 47362840170 |
12 | 1b55551698a |
13 | b548684b49 |
14 | 5c00a3973c |
15 | 323482d937 |
hex | 1c2d5e0afa |
121020222202 has 32 divisors (see below), whose sum is σ = 198823060800. Its totient is φ = 54789937920.
The previous prime is 121020222187. The next prime is 121020222287. The reversal of 121020222202 is 202222020121.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26601424 + ... + 26605972.
It is an arithmetic number, because the mean of its divisors is an integer number (6213220650).
Almost surely, 2121020222202 is an apocalyptic number.
121020222202 is a deficient number, since it is larger than the sum of its proper divisors (77802838598).
121020222202 is a wasteful number, since it uses less digits than its factorization.
121020222202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9118.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 121020222202 its reverse (202222020121), we get a palindrome (323242242323).
The spelling of 121020222202 in words is "one hundred twenty-one billion, twenty million, two hundred twenty-two thousand, two hundred two".
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