Base | Representation |
---|---|
bin | 11011100011110101110100… |
… | …001111010001001110101010 |
3 | 120220011120202210101201212010 |
4 | 123203311310033101032222 |
5 | 111341402013342021302 |
6 | 1105443112443100350 |
7 | 34350102205263363 |
oct | 3343656417211652 |
9 | 526146683351763 |
10 | 121210222220202 |
11 | 35691a6a554675 |
12 | 1171742a2116b6 |
13 | 52830c8768c8b |
14 | 21d086b044b6a |
15 | e02e5199716c |
hex | 6e3d743d13aa |
121210222220202 has 32 divisors (see below), whose sum is σ = 252124655935680. Its totient is φ = 38816845845120.
The previous prime is 121210222220167. The next prime is 121210222220239. The reversal of 121210222220202 is 202022222012121.
121210222220202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 3850861827 + ... + 3850893302.
It is an arithmetic number, because the mean of its divisors is an integer number (7878895497990).
Almost surely, 2121210222220202 is an apocalyptic number.
121210222220202 is an abundant number, since it is smaller than the sum of its proper divisors (130914433715478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121210222220202 is a wasteful number, since it uses less digits than its factorization.
121210222220202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7701755238.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 121210222220202 its reverse (202022222012121), we get a palindrome (323232444232323).
The spelling of 121210222220202 in words is "one hundred twenty-one trillion, two hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".
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