Base | Representation |
---|---|
bin | 111000110100100010… |
… | …1110010111000101110 |
3 | 102122221221022120122112 |
4 | 1301221011302320232 |
5 | 3444400141223433 |
6 | 132020051244022 |
7 | 11546552452433 |
oct | 1615105627056 |
9 | 378857276575 |
10 | 122022211118 |
11 | 478273a2285 |
12 | 1b794ba9612 |
13 | b67813a3b2 |
14 | 5c97b43b8a |
15 | 32927a4348 |
hex | 1c69172e2e |
122022211118 has 4 divisors (see below), whose sum is σ = 183033316680. Its totient is φ = 61011105558.
The previous prime is 122022211117. The next prime is 122022211127. The reversal of 122022211118 is 811112220221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 811112220221 = 96469 ⋅8408009.
It is a super-2 number, since 2×1220222111182 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122022211093 and 122022211102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122022211117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30505552778 + ... + 30505552781.
It is an arithmetic number, because the mean of its divisors is an integer number (45758329170).
Almost surely, 2122022211118 is an apocalyptic number.
122022211118 is a deficient number, since it is larger than the sum of its proper divisors (61011105562).
122022211118 is an equidigital number, since it uses as much as digits as its factorization.
122022211118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61011105561.
The product of its (nonzero) digits is 256, while the sum is 23.
Adding to 122022211118 its reverse (811112220221), we get a palindrome (933134431339).
The spelling of 122022211118 in words is "one hundred twenty-two billion, twenty-two million, two hundred eleven thousand, one hundred eighteen".
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