Base | Representation |
---|---|
bin | 11011101111101010111110… |
… | …101100100001100010110011 |
3 | 121000001022021000120101110121 |
4 | 123233222332230201202303 |
5 | 111443212023334102011 |
6 | 1111304405443511111 |
7 | 34462613102261644 |
oct | 3357527654414263 |
9 | 530038230511417 |
10 | 122023220222131 |
11 | 35975836749618 |
12 | 11828b01688497 |
13 | 5311981567a47 |
14 | 221bd537756cb |
15 | e19185e43e71 |
hex | 6efabeb218b3 |
122023220222131 has 16 divisors (see below), whose sum is σ = 128630056757760. Its totient is φ = 115593225914880.
The previous prime is 122023220222129. The next prime is 122023220222143. The reversal of 122023220222131 is 131222022320221.
It is not a de Polignac number, because 122023220222131 - 21 = 122023220222129 is a prime.
It is a super-2 number, since 2×1220232202221312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122023220222096 and 122023220222105.
It is not an unprimeable number, because it can be changed into a prime (122023220222191) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150484890 + ... + 151293583.
It is an arithmetic number, because the mean of its divisors is an integer number (8039378547360).
Almost surely, 2122023220222131 is an apocalyptic number.
122023220222131 is a deficient number, since it is larger than the sum of its proper divisors (6606836535629).
122023220222131 is a wasteful number, since it uses less digits than its factorization.
122023220222131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301778766.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 122023220222131 its reverse (131222022320221), we get a palindrome (253245242542352).
The spelling of 122023220222131 in words is "one hundred twenty-two trillion, twenty-three billion, two hundred twenty million, two hundred twenty-two thousand, one hundred thirty-one".
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