Base | Representation |
---|---|
bin | 11011010011111110101011… |
… | …001011010000011011000101 |
3 | 120202022101021211002200202010 |
4 | 123103332223023100123011 |
5 | 111221022203342101041 |
6 | 1103250245052204433 |
7 | 34205254041206160 |
oct | 3323765313203305 |
9 | 522271254080663 |
10 | 120120222222021 |
11 | 35301777a09a9a |
12 | 1158012b469719 |
13 | 520439967bc58 |
14 | 2193bc7b00ad7 |
15 | dd4908da4a16 |
hex | 6d3fab2d06c5 |
120120222222021 has 64 divisors (see below), whose sum is σ = 188204050298880. Its totient is φ = 66719260016640.
The previous prime is 120120222221953. The next prime is 120120222222113. The reversal of 120120222222021 is 120222222021021.
It is not a de Polignac number, because 120120222222021 - 210 = 120120222220997 is a prime.
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 (120120222222821) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2280463141 + ... + 2280515813.
It is an arithmetic number, because the mean of its divisors is an integer number (2940688285920).
Almost surely, 2120120222222021 is an apocalyptic number.
It is an amenable number.
120120222222021 is a deficient number, since it is larger than the sum of its proper divisors (68083828076859).
120120222222021 is a wasteful number, since it uses less digits than its factorization.
120120222222021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64906.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 120120222222021 its reverse (120222222021021), we get a palindrome (240342444243042).
The spelling of 120120222222021 in words is "one hundred twenty trillion, one hundred twenty billion, two hundred twenty-two million, two hundred twenty-two thousand, twenty-one".
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