Base | Representation |
---|---|
bin | 11011110001000111001100… |
… | …010000111100001011010111 |
3 | 121000101202211022220221102221 |
4 | 123301013030100330023113 |
5 | 112001322312410320043 |
6 | 1111422102352243211 |
7 | 34503016520442202 |
oct | 3361071420741327 |
9 | 530352738827387 |
10 | 122122232120023 |
11 | 35a03825347a03 |
12 | 11844134540507 |
13 | 531b100444985 |
14 | 2222a674a4939 |
15 | e1ba2d54c8ed |
hex | 6f11cc43c2d7 |
122122232120023 has 4 divisors (see below), whose sum is σ = 122122654929088. Its totient is φ = 122121809310960.
The previous prime is 122122232120017. The next prime is 122122232120051. The reversal of 122122232120023 is 320021232221221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122122232120023 - 25 = 122122232119991 is a prime.
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 122122232120023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122122232121023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210970983 + ... + 211549048.
It is an arithmetic number, because the mean of its divisors is an integer number (30530663732272).
Almost surely, 2122122232120023 is an apocalyptic number.
122122232120023 is a deficient number, since it is larger than the sum of its proper divisors (422809065).
122122232120023 is an equidigital number, since it uses as much as digits as its factorization.
122122232120023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422809064.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 122122232120023 its reverse (320021232221221), we get a palindrome (442143464341244).
The spelling of 122122232120023 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, two hundred thirty-two million, one hundred twenty thousand, twenty-three".
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